是时候

• it is high time to

例句

1. 现在房价很低，买房子正是时候。
   House prices are low; it's a good time to buy.
2. 现在正是时候。
   There is no time like the present.
3. 他来得不是时候。
   He came at an unfortunate time.
4. 他们来得很不是时候，我们刚开始吃饭。
   They arrived at an inconvenient time ---we had just started the meal.
5. 时间差不多了／是时候了。
   It's about time.