Backstrokes
n. 还击, 反手击球, 仰泳\\nvi. 还击, 反手击球, 仰泳\\nvt. 用反手击
🗣️ 情景例句
Oh! Oh, quickly! Go, go, go!
噢， 噢， 赶快 ！走 ，走，走！
Knavery may serve, but honestyis best.
欺诈可能得计，但诚实总是上策。
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因为如果有列火车开进隧道，它就把新鲜空气随之抽进了隧道。