Acetylization
乙酰化作用
🗣️ 情景例句
Oh, you poor little thing.
哦，可怜的小东西。
Punctuality is the soul of business.
严守时间是办事情的重要原则。
What a relief it was when the boulders suddenly disappeared, giving way to a stretch of plain where the only obstacles were clumps of bushes.
突然大石块不见了，前面是一片平地，唯一的障碍只有一簇簇灌木丛。这使我们长长地松了口气。