left over

基本解釋

In anticipation of the gathering, Chile sent its entire stock of highly enriched uranium — left over from a research reactor — to the United States.
預(yù)期到這次聚會，智利把其從一個用于研究的反應(yīng)堆中留下的所有高濃度鈾都送到了美國。
These beliefs further suggest that the desire for correctness, the very idea of better or worse in speech is what is left over from noble and humble times.
這些主張還進(jìn)一步暗示：尋求正確語言表達(dá)的愿望，即話語有好壞之分這個觀念本身是從有貴族貧民之分的那個時代遺留下來的。
edu.beelink.com.cn
In the case of Los Angeles Dr Stark estimates that, by dawn, the amount of pollutants left over to make smog is about 5% higher than it otherwise would have been.
以洛杉磯為例，斯塔克博士估計，到了黎明，城市上空殘留下來構(gòu)成煙霧的污染物數(shù)量比沒有燈光照射的情況下要高出5％左右。

Upon his death, Mr.Lehman left the museum over three thousand works of art.
And if we put that in our bond here, we have 1, 2, 3 bonds, plus we have one lone pair left over.
如果我們把它們放到鍵里，我們有1，2，3個鍵，還剩下一對孤對在這里。
麻省理工公開課 - 化學(xué)原理課程節(jié)選
In this case, it's called the ionization energy, plus whatever kinetic energy we have left over in the electron.
在這種情況下，它就是電離能，剩余部分將轉(zhuǎn)化為,出射電子的動能。
麻省理工公開課 - 化學(xué)原理課程節(jié)選

There should be about 30% left over, and I can use that as I please.
FORBES: I've Tracked My Expenses -- Now What?

You can refer to food that has not been eaten after a meal as leftovers.
You use leftover to describe an amount of something that remains after the rest of it has been used or eaten.