Radiosclerometer
[医] [X线]透度计, [X线]硬度计
🗣️ 情景例句
But I was lucky enough to have a career as a music teacher
但我很幸运， 有一个音乐教师的事业
To hold a firecracker
拥有爆竹
Well,you mustn't play in the road.It's dangerous. A car may hit you.
嗯，你不可以在路上玩球。那是很危险的。汽车会撞着你。