It is important to notice that the resulting dispersion equation is factorizable in the product of two expressions.

需要注意的是，得到的色散方程可以分解为两个表达式的乘积。

youdao

They're only two expressions here.

这里只有两个表达式。

youdao

The default is to perform a logical "and" operation on the two expressions, which is what is needed for this case.

缺省设置是对两个表达式执行逻辑“与”操作，这就是本例中需要的设置。

youdao

Two old and funny expressions describe something that is the best or finest.

VOA: special.2009.09.27

MFI's administrators told the BBC they had received two expressions of interest from potential buyers.

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Two facial expressions struck me: the vehement one (eyes wide, color high, voice strong) and the tired one (fatigue visible in every line, thousand-mile stare).

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He jested as the myriad of TV cameras converged on his expressions, gesticulating how fast he would run with two rapidly moving index and middle fingers.

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