后門有沒有裝鎖 door lock: 車門鎖; 門鎖lock a door: 鎖門how does it feel to be back: 回來怎樣呢back lock: 反位鎖; 后退鎖步; 退鎖步back door: 后門; 后面加料門下載手機詞典可隨時隨地查詞查翻譯