Aminal
[化] 缩醛胺
🗣️ 情景例句
The boxes of presents.
那些礼物盒。
Would you care to see a movie tonight?
今晚你要不要去看电影？
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）