| 释义 |
垫底儿 diàn dǐ ér
基本例句
垫东西于某物底部underlay稍微进食以缓饥饿eat a little before dinner进行基础工作have … as a foundation 繁体墊底兒近他又垫了底儿别担心，有他垫底儿呢。Don't worry. He'll take the responsibility.
这次考试他又是垫底儿的. He got the lowest grade in the examination.⎫
鱼缸用细沙垫底儿。The bottom of the fish tank is covered with a layer of fine sand. |