Composition b
[化] B炸药(如中国的黑梯炸药)
🧩 词语组成解析
🗣️ 情景例句
How long does it take?
要花多久时间？
I'm doing great.
我过得很好。
The order to abandon ship was given and hundreds of people plunged into the icy water.
于是，他发出弃船的命令，几百人跳进了冰冷刺骨的海水里。