Pems
abbr. pico-electromechanical system 皮[微微]米电子机械系统; Portable Environmental Measuring System 便携式环境测量系统
🗣️ 情景例句
Our plans have changed.
我们的计划已经改变。
Don't give me any excuses.
不要给我任何理由。
It's always hot in June, July and August.The sun shines every day.
6月、7月和8月的天气总是炎热的，每天都出太阳。