Signalling apparatus
[机] 信号装置
🧩 词语组成解析
[计] 信号传输法
🗣️ 情景例句
Oh, Grandpa, I'm so happy to see you!
啊， 爷爷！ 见到您我真高兴。
A covetous man is good to none but worse to himself.
贪婪的人对别人毫无好处，对自己却坏处更大。
Don't worry! We won't leave before nine. We'll wait for you outside the school gate!
别担心！9：00前我们不会出发。我们将在学校的大门外等你！