Sinapis nigra
[医] 黑芥
🧩 词语组成解析
[医] 芥属, 芸苔属
[医] 黑质
🗣️ 情景例句
Come on; give me a break on this.
别这样，你就让点儿价吧。
Silence is sometimes the severest criticism.
沈默有时是最严厉的批评。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，