| 单词 | sump | 
| 释义 | Word Frequency sump(sʌmp) noun 1.  a receptacle, such as the lower part of the crankcase of an internal-combustion engine, into which liquids, esp lubricants, can drain to form a reservoir  2.   another name for cesspool  3.  mining a.  a depression at the bottom of a shaft where water collects before it is pumped away  b.  the front portion of a shaft or tunnel, ahead of the main bore 4.  British dialect a muddy pool or swamp  Word originC17: from Middle Dutch somp marsh; see swamp | 
| 随便看 | 
英语词典包含233703条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。