. Need to translate all text inside tags, keep tags.
Meta description: "A trader executed a $28 million long straddle on Ethereum options, buying 7,500 calls and 7,500 puts at $1,875 strike, expiring July 24. The $852,000 premium is a pure volatility bet."
Translate to Portuguese.
Also note: "calls" and "puts" are English terms used in Portuguese finance? Usually "calls" and "puts" are used as is, or sometimes "opções de compra" and "opções de venda". In crypto/options trading, often the English terms are retained. Requirement: "Use appropriate Portuguese terminology for crypto/tech terms". In Brazil, traders often use "calls" and "puts" directly. But to be safe, I can use "calls" and "puts" as they are widely understood. However, in formal articles, sometimes they translate. I'll keep "calls" and "puts" but might add "opções de compra (calls)"? No, that's too verbose. I'll keep as "calls" and "puts" because it's standard in the context of options trading. Similarly, "straddle" is used in Portuguese as "straddle" or "estraddle"? Usually "straddle" is used. I'll keep "straddle".
"strike price" -> "preço de exercício" or "strike"? Often "strike" is used. I'll use "preço de exercício" for clarity? But the original uses "strike price". I'll translate as "preço de exercício" for naturalness.
"notional value" -> "valor nocional"
"premium" -> "prêmio"
"long straddle" -> "straddle comprado" (since "long" means comprado)
"volatility play" -> "jogada de volatilidade"
"breakeven points" -> "pontos de equilíbrio"
"vega and gamma exposure" -> "exposição a vega e gama" (vega and gamma are Greek letters used in options, kept as is)
"implied volatility" -> "volatilidade implícita"
"time decay (theta)" -> "decaimento temporal (theta)"
"short-dated" -> "de curto prazo" or "com vencimento curto"
"at-the-money" -> "no dinheiro" (ATM) or "at-the-money"? In Portuguese, "no dinheiro" is used for at-the-money. But "ATM" is also common. I'll use "no dinheiro (ATM)" for clarity? I'll use "no dinheiro" since it's standard.
"delta" -> "delta"
"hedge" -> "hedge" (used in Portuguese)
"delta-neutral" -> "delta-neutro"
"feedback loop" -> "ciclo de feedback"
"expiry" -> "vencimento"
"premium paid" -> "prêmio pago"
"maximum loss" -> "perda máxima"
"range-bound" -> "dentro de um intervalo" or "sem movimento significativo"
"the underlying" -> "o ativo subjacente"
Now, translate the meta description: "A trader executed a $28 million long straddle on Ethereum options, buying 7,500 calls and 7,500 puts at $1,875 strike, expiring July 24. The $852,000 premium is a pure volatility bet."
Portuguese: "Um trader executou um straddle comprado de US$ 28 milhões em opções de Ethereum, comprando 7.500 calls e 7.500 puts com preço de exercício de US$ 1.875, vencendo em 24 de julho. O prêmio de US$ 852.000 é uma aposta pura em volatilidade."
Note: numbers: 7,500 -> 7.500 (Portuguese uses dot for thousands? Actually in Brazil, comma is decimal separator and dot for thousands? No, in Brazil, dot is used for thousands and comma for decimals. But in numbers like 7,500, it's 7.500? Wait, in Portuguese (Brazil), the thousands separator is a dot (.) and decimal is comma (,). So 7,500 should be 7.500? But original has comma. In translation, we should adapt to Portuguese conventions: 7.500 for 7,500? However, in financial contexts, sometimes they keep the comma. To avoid confusion, I'll use the same as original but with a space? Actually, standard in Brazil is 7.500 for seven thousand five hundred. But since the original uses comma, I'll keep the number as "7.500" (with dot) to follow Portuguese convention. But careful: the original has "7,500" - that's 7.5 thousand? No, it's 7,500 = seven thousand five hundred. In Portuguese, that's 7.500. So I'll write "7.500". Similarly for 852,000 -> 852.000? Actually 852,000 is eight hundred fifty-two thousand. In Portuguese: 852.000. But note: in Portuguese, the thousands separator is a dot, so 852.000. However, for millions, we write 28.000.000? No, original "$28M" means 28 million, so in Portuguese "US$ 28 milhões" is fine. For $1,875, that's one thousand eight hundred seventy-five. In Portuguese: 1.875. So I'll convert all numbers to Portuguese format: use dot for thousands separator, comma for decimals? But no decimals here. So: 7.500, 1.875, 852.000. But careful: 852,000 -> 852.000? Actually 852,000 is 852 thousand, so 852.000. Yes.
But note: in the original, "July 24" - in Portuguese, we write "24 de julho". Also, "July" is "julho" with lowercase? Usually months are lowercase in Portuguese. I'll use "julho".
Now, translate the article content paragraph by paragraph.
First paragraph: "A trader this week placed a massive long straddle on Ethereum options, buying 7,500 calls and 7,500 puts at a strike price of $1,875 with expiry on July 24. The total notional value of the position is roughly $28 million, making it the largest notional volatility expression in ETH options for the week, according to market data. The premium paid — about $852,000 — represents the maximum loss if ETH stays range-bound through expiry."
Translation: "Um trader colocou esta semana um enorme straddle comprado em opções de Ethereum, comprando 7.500 calls e 7.500 puts com preço de exercício de US$ 1.875 e vencimento em 24 de julho. O valor nocional total da posição é de aproximadamente US$ 28 milhões, tornando-se a maior expressão de volatilidade nocional em opções de ETH da semana, de acordo com dados de mercado. O prêmio pago — cerca de US$ 852.000 — representa a perda máxima se o ETH permanecer dentro de um intervalo até o vencimento."
Note: "ETH" is kept as is. "range-bound" translated as "dentro de um intervalo" or "sem movimento significativo"? I used "dentro de um intervalo".
Second paragraph: "The mechanics of the trade" -> "A mecânica da operação" (or "do trade"? I'll use "da operação").
Content: "A long straddle involves buying an equal number of calls and puts at the same strike and expiry. It's a pure volatility play: the trader profits if the underlying moves sharply in either direction. In this case, the breakeven points are roughly $1,931.80 on the upside and $1,818.20 on the downside. If ETH settles between those levels by Friday,
