Emr
等效乘法速率
🗣️ 情景例句
I just stopped by to say hello.
我只是顺路过来问个好。
There's many a good tune played on an old fiddle.
老当益壮。
The wheels scooped up stones which hammered ominously under the car.
车轮搅起的石块锤击车身，发出不祥的锤击声。