sewer是什么意思 n. 下水道, 阴沟, 裁缝师vt. 用下水道排, 铺设下水道于 n. a waste pipe that carries away sewage or surface watern. someone who sews sewer的用法和例句: 1. Rats in a sewer, my friends, you're rats in a sewer. 下水道里的老鼠 朋友们 你们是下水道...