When allocating memory from the heap, the contents of that memory are garbage — whatever bits happen to be left over from the last time that memory was used.

在从堆中分配内存时，不管上次使用内存之后留下了什么内容，内存中的内容都被当作垃圾。

youdao

Similarly, a plant or animal cannot squander all its energy on growing a big body if none would be left over for reproduction, for this is the surest way to extinction.

同样，如果一种植物或动物没有留下任何可以繁殖的后代，它就不能把所有的能量浪费在使自己变得更强壮上，因为这是最可能走向灭绝的方式。

youdao

Either way, if its roots are pulled up from out of the ground as the tree topples over, then there's usually a big hole, a pit left in the ground where the roots used to be.

无论是哪种原因，如果树倒在地上时树根从地下被拔起，那么地面通常会有个大洞，在原来树根所在地留下一个坑。

youdao

And what we have left over is this amount of energy here, which is going to be the kinetic energy of the ejected electron.

都用来发射它,剩下的这些就是,出射电子的动能。

麻省理工公开课 - 化学原理课程节选

p2/p1 Then I'm going to get, be left with a p2 over p1.

于是右边剩下。

麻省理工公开课 - 热力学与动力学课程节选

If consumers relied heavily on tax rebates to keep their spending going in the second quarter, there will be less cash left over to shell out in the coming months.

ECONOMIST: America's economy

Third, and most important, it would be a disaster if banks pledge massively more than that, because there would be nothing left over to underpin the savings of European citizens.

BBC: Business

But as a back-up the Rochester researchers are also considering a magnetic technique that would be able to detect iron particles left over from the original ink, even in places where the pigment itself has faded away completely.

ECONOMIST: The Archimedes palimpsest