例句：

　　Sarah and I had a great time while the kids were away.

　　孩子們不在的時(shí)候，我和薩拉度過(guò)了一段美好時(shí)光。

　　Every time she travels on the bus it's delayed by at least three hours.

　　每次她乘公車出行都至少耽擱3個(gè)小時(shí)。