Hexenol
己烯醇
🗣️ 情景例句
What now?
下一步呢？
How did you do it?
你是怎样达成它的？
He has often described to me how he picked up a masterpiece for a mere $50.
他多次向我详细讲他如何只花50英镑便买到一位名家的杰作。