1. C 老鼠，耗子　 a small furry animal with a long tail that lives in houses and in field, related to but smaller than a rat
2. C 羞怯，胆小的人　 shy, timid person

　catch ～　捉老鼠
　white ～　白鼠
　field ～　田鼠
　house ～　家鼠
　meadow ～　田鼠
　as poor as a church ～　一贫如洗
　as quiet as a ～　一声不响
　as silent as a ～　静无声息
　as still as a ～　悄无声息
　trap for ～　捕鼠夹

　The cat was playing with a live mouse.　这只猫在逗一只活老鼠。
　This mouse is very big.　这只老鼠很大。
　A mouse is a timid creature.　老鼠是胆小的动物。
　A mouse is a small animal.　老鼠是一种小动物。
　The mouse that has but one hole is quickly taken.　只有一个穴洞的老鼠必然会被捉住。
　A lion at home, a mouse abroad.　在家如狮，在外如鼠。
　Are you a man or a mouse?　你是男子汉还是胆小鬼?

 ♣ mouse, rat
　rat　指“田鼠”;mouse指“家鼠”，一般比rat小。

　［派生词］ mousy adj.〈贬〉（头发）鼠色的，灰黄色的；〈贬〉（尤指女孩、女人）不引人注目的，不显眼的；单调乏味的，没有生气的；〈非正〉（似）老鼠的
　［词源］　古英语mus<高地德语mus<拉丁语mus<希腊语mus （鼠）