Impulser
脉冲传感器
🗣️ 情景例句
Have you ever been to Guangzhou?
你以前来过广州吗？
The firemen fight fires and rescue people.
消防队员和火灾搏斗，拯救人们。
Then for a period of several weeks we practise doing the play.
随后几个星期我们进行排练。