1、一串钥匙的英语：A bunch of keys，英 [ə bʌntʃ ɒv kiːz] 美 [ə bʌntʃ əv kiːz]。

2、他从破旧的灯芯绒裤子口袋里掏出一串钥匙。He took a bunch of keys from the pocket of his old corduroy trousers.

3、她从提包里掏出一串钥匙来。She fished out a bunch of keys from her handbag.

4、他从口袋里掏出一串钥匙。He produced from his pocket a bunch of keys.