“来回”造句
那辆车把那人
来回轧了两次，先是倒着轧的，再是往前开着轧的。
The car passed over the body twice, once backward and then forward.
直升飞机的探照灯
来回扫射这个被封锁的公园。
Helicopters with searchlights swept the park which was sealed off.
将牙线在齿间
来回拉动。
Draw the floss backwards and forwards between the teeth.