Unit impulse
[电] 单位脉冲
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Starving.
很饿。
There's nothing like a cup of tea when you're thirsty.
当你口渴时，没有什么东西比一杯茶更好了。
In summer it is often too hot, and in winter it is too cold.
夏天常常太热，冬天又常常太冷。