but then

副词 but then:

1. (contrastive) from another point of view
   同义词：on the other hand, then again

1. At first I thought he was shy, but then I discovered he was just not interested in other people.
   起初我还以为他很　腆，後来我才发觉他是不爱理人。
2. I thought the mouse was dead, but then it gave a slight twitch.
   我以为那只老鼠死了，这时候它却微微地抽动了一下。
3. He indicated that he was turning right, but then he turned left!
   他发出右转信号，却突然向左转了！
4. In the first instance I was inclined to refuse, but then I reconsidered.
   起初我想拒绝，但後来还是重新考虑了。
5. She stumbled briefly (over the unfamiliar word) but then continued.
   她(碰到不认识的字)愣了一下，接著又往下念。
6. He went through the motions of welcoming her friends but then quickly left the room.
   他虚应故事欢迎一下她的朋友，转眼就离开了房间。
7. He grew up in the country, but then found he preferred the bright lights.
   他在乡村长大，但後来觉得很喜欢繁华的都市生活。
8. The disease was practically unknown ten years ago but then it flared and spread like wild fire until it reached epidemic proportions.
   这种疾病10年前几乎无人知晓，可它突然爆发象野火般迅速传播，直至流行甚广。