Prelog-djerassi lactone
[化] 普雷洛格-杰拉西内酯
🧩 词语组成解析
n. [化] 内酯
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
He who is afraid of asking is ashamed of learning.
害怕问者耻于学。
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文山路15号