Perilla ketone
[化] 紫苏酮
🧩 词语组成解析
n. （植）紫苏属
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
When you arrive, be sure to register with you consulate.
你到达时，记得去领事馆登记。
May I do it by tomorrow?
我能明天做吗？
Fifteen minutes passed and then, at five to twelve, the clock stopped.
15分钟过去了，而就在11点55分时，大钟停了。