Tans
n. （日晒后皮肤的）黝黑色；（用于鞣革的）鞣料（tan的复数形式）
🗣️ 情景例句
couldn't you?
不是吗？
We kept on discussing the problem for four hours.
我们持续讨论那个问题达四小时。
The village no longer existed because it had been submerged, and all the valley too.
村庄已不复存在，因为已经为水所淹，山谷也被水淹没了。