D-trachelanthamidine
[化] 毒豆碱
🧩 词语组成解析
🗣️ 情景例句
What time is it?
现在是什么时间了？
You must not pledge your own health.
切不可把健康作孤注一掷。
Punctuality is a necessary habit in all public affairs in civilized society.
准时是文明社会中进行一切社交活动时必须养成的习惯。