時間間是可數(shù)名詞嗎

　　例句：

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

　　孩子們不在的時候，我和薩拉度過了一段美好時光。

　　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個小時。