Quadricep
[体]复合腿部训练机
🗣️ 情景例句
Well, I mean
我的意思是
He concentrated solely on law studies.
他把全部精力只用于攻读法律。
Since that time, racing drivers have reached speeds over 600 miles an hour.
从那时以来，赛车选手已达到每小时600英里的速度。