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 arrived there without any delay.
我顺利抵达。
The watchmaker is near-sighted.
这位钟表匠是个近视眼。
George showed me to the guestroom which, he said, was rarely used.
乔治把我领进客房，说这间很少使用。