本期为大家带来的托福词汇学习是a yellow streak，希望对大家的托福词汇积累有所帮助。如果说某人has a yellow streak, 那意思就是此人比较胆怯、不勇敢。
例句
I invited my friend rock climbing at the weekend, but he refused. I told him to get rid of that yellow streak and show some courage!
The public accused the government minister of having a yellow streak after he refused to answer some difficult questions.
请注意
如果一个人 has a mean streak, 那此人会经常做出卑劣、尖酸刻薄的事情。
例句
My boss won't give me a pay rise - he's got a real mean streak.
小常识
Tigers are the largest species of cat in the world. Although there were around 100,000 tigers in the wild at the beginning of the 20th Century, there are now only around 3,000 to 4,000. Destruction of their habitats and poaching are blamed for their falling numbers.
老虎是自然界中最大的猫科动物。据统计，在二十世纪初野生老虎的数量约为十万只，而如今其数量仅有三到四千只。老虎栖息地的破坏和非法狩猎是造成其数量剧减的罪魁祸首。
以上就是前程百利为大家整理的托福词汇学习之a yellow streak，希望能够帮助大家备考。若您想了解托福考试更多相关信息请关注前程百利。
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