Watertightness
n. 防水
✅ 同义词
🗣️ 情景例句
Why should I hire you?
我为什么要用你呢？
Would you mind mailing this letter for me?
你介意寄我的这封信吗？
So I drove back to the town and began to retrace the route, taking frequent glances at the map.
于是我驾车返回小镇，重新按路线行驶。