until

直到、到⋯為止

The library stays open until ten on weeknights.

平日晚上圖書館開到十點。

直到⋯才用於否定句

She did not mention the problem until yesterday.

她直到昨天才提起這個問題。

到⋯（距離）指距離或範圍

There are no gas stations until the next town.

到下一個鎮之前都沒有加油站。

直到⋯時、到⋯為止

Keep stirring the sauce until it thickens.

醬汁要一直攪到變濃稠為止。

直到⋯才用於否定句

I didn't realize how tired I was until I sat down.

我坐下來才發現自己有多累。