up n down发音

意思翻译

向上n向下

相似词语短语

n down───n向下

n up───abbr.民族团结党（NationalUnityParty）；非均匀偏振（non-uniformpolarization）；明细表系统

up down up up down───向上向下向上向下

up up down───从上到下

up down───n.上下按钮；[体]起伏球路

cle n up───整理

n come up───n上来

look up down───抬头向下看

jazz up down───爵士乐上下

双语使用场景

you could then use a sequence of CTRL-N and CTRL-P (or the up - and down-arrows) to step through the menu and select the word you wanted.───然后，您可以分别使用CTRL - N和CTRL - P(或上下箭头)来在菜单的候选项上移动并选择您想要的单词。

So, remember, when we set up the divergence theorem, we need the normal vectors to point out of our region, which means that on the top surface, n But, on the bottom face, we want n pointing down.───当我们建立散度定理时，我们要使法向量指向区域外，即在上表面时，要指向上方。，we，want，n，pointing，up。,但是，在下表面，要使n指向下面。

example, down here I wrote that it was n 2 and that it was h 2, but when I re-wrote the molecules up here, you saw that it's an h h single bond where it's a nitrogen-nitrogen triple bond.───比如，在这下面我写的是氮分子2,而这个是氢分子，但我在上面把这些分子的形式改写了，大家可以看到,这是一个氢与氢之间的单键，含一个氮与氮之间的三键。

英语使用场景