Safety monitor
[化] 安全监察; 安全监察器
🧩 词语组成解析
🗣️ 情景例句
You'll never be in shape until you eat less and exercisemore.
只有少吃多锻炼才能健美。
When the phone rang, I was painting upstairs.
当电话铃响的时候，我在楼上画画。
Are these bags heavy? No, they're light.
不，是轻的。