Composition b
[化] B炸药(如中国的黑梯炸药)
🧩 词语组成解析
🗣️ 情景例句
Take it easy, sir. I'll need your name, in full, and what's happened.
别着急，给我你的全名和事情的情况。
Why are you so lazy?
你为什么这样懒惰？
It contained five large bars of chocolate and three bags of sweets!
里面装了5大块巧克力和3袋糖果！