Semistor
正温度系数热敏电阻
🗣️ 情景例句
I reminded him to work hand.
我提醒他要用功。
I used to have lunch every day at the same time.
我过去常每天在同一时间吃午餐。
Jim, how long have you been at this school?
吉姆，你到这学校有多么时间了？