形容词
1. Both of us thought so. 我们俩都这样想的。
2. both
2. Why not buy both? 为什么不把两件都买下?
连词
1. Both New York and London have traffic problems. 纽约和伦敦都存在交通问题。
2. The prospects both excited and worried me. 这前景既使我激动又令我忧虑。