although

Although she smiled, she was angry. 尽管她微笑着，她却在生气。
Fond though (not although ) I am of opera, I'd rather not sit through the Ring cycle this weekend. 我很喜欢歌剧，我也不愿这个周末一直坐等到 打铃 散场。

although
[英][ɔ:lˈðəu][美][ɔlˈðo]
conj.虽然; 尽管; 但是; 然而;

Examples:
1. Although my uncle is old, he looks very strong and healthy.
我的叔叔虽然老了，但他看上去还是很健壮。
2. Although/Though/Even though we all tried our best, we lost the game.
虽然我们已尽了最大的力量, 但还是输了.
3. Although he had only entered the contest for fun, he won first prize.
尽管他参加这次竞赛只不过是闹著玩儿而已, 却赢得了头奖.