be a piece of cake 非常简单 ; 小菜一碟
The new chip will be made from a piece of silicon about the size of a postage stamp.
这种新的芯片将由大约邮票大小的一块硅片制成。
To be totally secure, you need a piece of hardware that costs about $200.
为保证绝对安全,你需要一个花费约为两百美元的硬件。
He got a large piece of cardboard, painted a sign begging for the bicycle to be returned, and tied the sign to the letterbox.
他拿了一大块硬纸板,画了一个乞求归还自行车的牌子,然后把牌子系在了信箱上。
A pleasing piece of music could be heard, and a gentle wind was blowing through the window.
VOA: special.2009.09.05
And the second thing that we talked about is this idea that we want you to in fact learn how to relate a choice you make about a piece of code to what the efficiency is going to be.
关于这个方法第二件事,就是我们实际上希望,你在写代码的时候,能做出优化效率的选择,因为此。
So, the active part of the thermometer could be water. It could be alcohol, mercury, it could be a piece of metal.
那么温度计的工作部分,可以是水可以是酒精,水银,可以是一块金属。
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