Emergency detection system
[计] 应急探测系统
🧩 词语组成解析
🗣️ 情景例句
We split up last week.
他们上星期分手了。
I think it's going to be too short.
我认为它将太短。
In summer, people like to go sailing, swimming, horse-riding, and rock-climbing in the mountains.
夏天，人们喜欢去扬帆航行、游泳、骑马，还到山里去攀岩。