Emergeney signalling
[化] 事故讯号装置
🧩 词语组成解析
[计] 信号传输法
🗣️ 情景例句
Everyone saw the story in the Riverdale newspaper.
每个人都已看到Riverdale报纸上的新闻。
I tried to call you, but the line was busy.
我试着给你打电话，但老占线。
In the afternoon, she usually sees her friends.They often drink tea together.
下午，她总是会见她的朋友。她们经常在一起喝茶。