| 短语 | raise 2 / 4 / 10 etc to the power of 2 / 3 / 4 etc |
| 释义 | raise 2 / 4 / 10 etc to the power of 2 / 3 / 4 etc technicalto multiply a number by itself a particular number of times使 2 / 4 / 10 等自乘 2 / 3 / 4 等次:•2 raised to the power of 3 is 8.2 的 3 次方是 8。 CHOICE raise, rise:When raise is a verb, it must have an object.It is a fairly formal way to say 'lift something up' or 'move something up'. raise 用作动词必须有宾语。意思是“举起、抬起、提起”等，是比较正式的说法:•Raise your right hand.举起你的右手。•He raised the box above his head.他把箱子举过头顶。It is not formal when it means 'make something increase'.表示“提高”的意思时，raise 就不是正式的说法:•We will have to raise our fees.我们将不得不提高费用。When rise is a verb, it does not have an object.It is a fairly formal way to say 'move up'. rise 用作动词不带宾语，意思是“上升”，是比较正式的说法:•Smoke rose into the sky.烟雾升到空中。It is also a formal way to say 'get up' or 'stand up', used mainly in literary writing.rise 还有“起床”和“站起”的意思，也是正式的说法，主要用于文学写作:•He rose to greet me.他起身跟我打招呼。It is not formal when it means 'increase'.表示“增加”的意思时，rise 不是正式用法:•Prices are rising rapidly.价格正在快速上涨。In British English, raise is never a noun.Use rise . 英国英语不用 raise 作名词，而用 rise:•He asked for a pay rise.他要求加薪。•There has been a rise in unemployment.失业率上升了。In American English, a raise is an increase in pay.在美国英语中，raise 是指加薪:•She offered me a raise.她提出给我加薪。 |
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