He was born in a slum. Slums are breeding grounds for criminals.

我们要决定他到底有没有罪 这跟他的成长背景无关。

But the heavy rains made the wet earth ideal breeding ground for locusts.

大雨使得潮湿的土成为蝗虫的理想滋生。

Every year, some members of the population migrate between breeding grounds and their overwintering grounds-like parking lots.

每年，乌鸦群中会有一些成员往返于繁殖和停车场等过冬之间。

The balancing act here is making sure that he doesn't open up too quickly creating a breeding ground for new variants putting, of course, pressure on a very successful vaccination program.

其中的平衡点在于确保不会太快开放，导致为新的变种创造繁殖，同时也不会给疫苗接种计划带来压力。

That's partially because temperate countries developed more quickly - as people drained wet areas for agriculture, mosquitoes lost their breeding grounds.

这在一定程度上因为温带国家发展得更快——由于人们将潮湿区的水抽干用于农业，蚊子去了它们的繁殖。

Sam white started this breeding ground for cutting-edge less polluting products.

山姆·怀特开创了这片孕育之，用以生产尖端的且污染更少的产品。

These provide the perfect breeding ground for mosquitos creating a domino effect - a situation in which something bad happens, causing further negative consequences.

这些为蚊子提供了完美的滋生，产生多米诺效应——在这种情况下，一些不好的事情发生了，造成了进一步的负面后果。

If it holds if long enough, it can be a breeding ground for more mosquitoes.

如果常春藤含有有水分，而且枝叶很长，那就可能成为更多蚊子的繁殖。

Instead, they walk, or waddle to their new home and breeding grounds.

而一摇一摆走到繁殖。

These habitats are a literal breeding ground for coprophilic insects.

这些食粪昆虫的真正滋生。

The study's report states that as global warming transforms the environment in the world's last great wilderness, 70 percent of king penguins could either disappear or be forced to find new breeding grounds.

该研究报告表明，气候变暖改变了球上最后一片净土的环境，可能导致70%的帝企鹅死亡，或者被迫寻找新的繁殖。

Towns and cities were breeding grounds for diseases.

城镇疾病的滋生。

You want me to reach my hand into a dark, damp breeding ground?

你让我把手伸进黑暗又潮湿的产卵区吗？

And since your bladder is basically a warm, wet bag of body waste, it's the perfect breeding ground for harmful bacteria that will cause all sorts of damage.

而且，由于你的膀胱个装着身体废料的袋子，又温暖又潮湿。对一些有害的细菌来说完美的繁殖区域，这样可能会带来各种伤害。

The term " lone wolf" has quite a negative charge in society, because it used to describe people whose solitude was a breeding ground for hate that has lead to violence.

“独狼”这个词在社会上有相当大的负面影响，因为它用来描述那些将孤独作为导致暴力的仇恨的温床的人。

In late spring, the city starts bombing breeding grounds with larvicide - ground-up corncobs saturated with naturally occurring soil bacteria that are deadly to baby mosquitoes but generally harmless to other life.

在春末，纽约开始用幼虫杀蚊剂轰炸滋生蚊子的区，这种杀虫剂就把碾碎的玉米棒浸泡在自然产生的土壤细菌中，这些细菌对小蚊子致命的，通常对其他生物无害。

When fossil fuel use leads to climate change, the oxygen levels decrease in the ocean and help create a breeding ground for new fuels like oil and coal.

当化石燃料导致气候变化时，海洋中的氧气水平会下降，从而创造了石油和煤炭等新燃料的孕育。

Researchers in Russia investigated the map issue in a past study by capturing Eurasian reed warblers on the Baltic Sea as they flew northeast towards their breeding grounds near Saint Petersburg.

曾进行的一项研究中俄罗斯科学家们通过抓获在波罗的海飞往东北部圣彼得堡附近繁殖时欧亚芦苇莺对候鸟们所使用的图进行了调查。

While the breeding grounds further north are often at an altitude of 4,000 meters or more, the wetlands of the Yarlung Zangbo Grand Canyon are less than 3,000 meters above sea level.

尽管更北边的黑颈鹤繁殖海拔通常超过4000米，位于雅鲁藏布大峡谷入口处的湿海拔不到3000米。

However, to find this mysterious breeding ground, someone would have to perform an unthinkable survey of the ocean for larvae no larger than 30mm.

然而，要找到这个神秘繁殖，就必须有人对海洋进行难度极大的搜寻，来寻找这些不足 30 毫米的幼虫。