Infrasizer
超微粒空气分级器
🗣️ 情景例句
Tell me plainly what you mean.
把你的意思明明白白告诉我。
What is it you don't like about winter weather?
你不喜欢冬天什么样的天气？
You used to smoke 40 cigarettes a day.
他以前每天狂抽四十根烟。