Some of us have been used to more creative ways of greeting one another, such as a friendly wave from two meters away.

我们中的一些人已经习惯了更有创意的问候方式，比如在两米开外友好地挥手。

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Like many proud parents, Carol and Dale, Rick's mum and dad, saw him off to school with a big wave from the doorstep.

就像许多自豪的父母一样，里克的父母卡罗尔和戴尔在校门口挥手送他去上学。

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Living just a few blocks from the beach, Natalie can see the ocean and hear the wave from her house.

娜塔莉住的地方离海滩只有几个街区，她在家里可以看到大海，听到海浪声。

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Shirley Griffith has more. From a distance, Big Bambu looks like a huge nest in the shape of a wave.

VOA: special.2010.08.13

That's not a positive and negative charge, that's actually a phase, and that arises from the wave equation.

这不是指正负电荷，它是指相位，这是从波函数中得来的。

麻省理工公开课 - 化学原理课程节选

And when we're talking about the amplitude of the wave, we're talking about the deviation from that average level. So, if we define the average level as zero, you can have either a positive amplitude or a negative amplitude.

当我们讨论一个波的振幅时,我们说的是偏离平均位置的量,如果我们把平均位置,定义为零的话，那幅值不是,正的就是负的，有时候人们在。

麻省理工公开课 - 化学原理课程节选

Women wave from street stalls adorned with pictures stolen from the pages of Lonely Planet, the popular backpacker guide.

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She may have only been able to offer a feeble wave from her carriage as she passed by throngs of well-wishers on her way to St.

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In 2010 the City of Munich bought the land surrounding the wave from the State of Bavaria and agreed to take responsibility for what happened there, legalising the sport.

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