white feather
white-feather的词性:
n.(名词)
1. A sign of cowardice.
胆怯、懦弱的迹象
2. To act like a coward.
象个胆小鬼一样行动
white-feather的词源:
3. [From the belief that a gamecock with a white feather in its tail was a poor fighter]
[从如下的观点而来:尾部带有白羽毛的斗鸡是不善斗的,没什么战斗力的劣种鸡]