Tcr
abbr. 电阻温度系数（temperature coefficient of resistance）；技术制导雷达（Tactical Control Radar）
🗣️ 情景例句
He has a large family to feed.
他要养活一个大家庭。
Have you send him any pencils?
你送他铅笔吗？
Just a minute. I'll see if I'm free. No, I'm not. I've already got something on that evening.
等一会。我看看是否有空。不，我没空。我那天晚上已经有了安排。