双层公共汽车 shuāngcénggōnggòngqìchē double-decker bus Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 伦敦不是唯一一个有双层公共汽车的城市。 lúndūn bùshì wéiyī yīge yǒu shuāngcénggōnggòngqìchē de chéngshì. London isn’t the only city with double-decker buses. Source: CCMatrix