Lactam
n. [化] 内酰胺, 乳胺
🗣️ 情景例句
Ellen, where's the cinnamon? Ellen
肉桂放在哪？
How fast?
多快？
Fishermen and sailors sometimes claim to have seen monsters in the sea.
渔夫和水手们有时声称自己看到过海里的妖怪。