三变量的 trivariate
一则童话三百年的演变 Little Red Riding Hood Uncloaked
生产率的三种变量 productivity variables
这是永恒不变的铁三角 This is the eternal triangle
根据初春天气一日三变的特点，衣服不可顿减，过早脱去冬衣，极易受寒伤肺，引发呼吸系统疾患。
According to the characteristics of early spring weather day three, clothes do not reduce meal, early winter coat off, extremely easy cold lung injury, respiratory system diseases.
令人不安的是， 在IBM调查的20个城市中，有半数司机认为三年内交通状况变糟了- 百分之十八的人认为这种恶化十分显著。
Disturbingly, nearly half the drivers in the 20 cities IBM surveyed said traffic had gotten worse in the last three years -- and 18 percent said it had gotten significantly worse.
当你连续答对三次，题目就会变的难些。
When you get three words in a row right, you go to a harder level.
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