She looked round her thrice, but no one followed her.

她向四周看了三次，但没有人追她。

They should think not twice, but thrice, before ignoring such advice.

对于这种性质的建议，他们应该再三考虑后才决定是否予以忽略。

He's the thrice-married Lothario of the pocket-protector set.

他是结过三次婚的口袋护套登徒子。

All things thrive at thrice.

万事成功于再三尝试。

His room is thrice the size of mine.

他的房间是我的房间三倍大。