The U.S. has been the biggest emitter of greenhouse gases in history.

美国是史上最大的体放国家。

Is the world's largest carbon dioxide emitter seriously doing that?

世界上最大的二氧化碳放国是要动真格的吗？

It means more independent organizations are measuring greenhouse gases and identifying big emitters.

意味着更多的独立组织正在测量体并确定大型放者。

Well, the biggest gap was really with the major economies, the biggest emitters in the world.

最大的问题出在全球主要经济体和最大放国身上。

If shipping were a country, it'd be the sixth largest emitter of CO2, trailing just behind Japan.

如果运输行业是一国家，它就是二氧化碳的第六大放国，仅次于日。

It's detected 50 super emitters across the world, mostly coming from fossil fuel, landfill and agricultural facilities.

它在世界各地探测到50主要放地，大部分是化石燃料厂、垃圾填埋点和农业设施。

Indonesia, for example, chafes at its reputation as the world's third-biggest emitter of carbon (a ranking it disputes).

以印度尼西亚为例，因对世界第三大的碳放国家（该名有争议）名感到恼。

If the world's wasted food was a country, it would be the third largest emitter of greenhouse gases.

如果全世界浪费的食物是一国家，那会是体的第三大放国。

Many of these buildings will be made using cement, a massive emitter of greenhouse gases.

其中有许多建筑将使用水泥制成，它放了大量的体。

It's the first time that India, the world's fourth biggest emitter of carbon dioxide has announced a net zero target.

是印度(世界第四大二氧化碳放国)首次宣布净零放目标。

India, the world's third largest emitter, and Russia, the fourth largest, also made no new commitments.

世界第三大放国印度和第四大放国俄罗斯也没有做出新的承诺。

It is the largest emitter of methane gas.

它是最大的甲烷体放国。

And we're also prodigious emitters of nitrogen dioxide and methane.

我们也是二氧化氮和甲烷的巨大放者。

The emitter, the base, and the collector.

发射极、基极和集电极。

ArcelorMittal, the world's biggest steelmaker and one of Europe's largest emitters, expects to invest an extra $10bn to cut carbon by 2030.

安赛乐米塔尔是全球最大的钢铁制造商和欧洲最大的碳放者之一，该公司预计将额外投资100亿美元用以在2030年前减少碳放。

Investigators exposed the chips to alpha emitters with different levels of activity.

研究人员将芯片暴露于不同活性水平的阿尔法辐射源。

These work by shooting electrons out of an emitter at a phosphor-coated screen.

些通过在荧光涂层屏幕上从发射器射出电子来工作。

However, there are concerns that heavy emitters may find loopholes in carbon trading systems.

然而，有人担心重度放者可能会在碳交易系统中找到漏洞。

Such kind of a microreporting has motivated some of the largest emitters to change behavior.

种微报告促使一些最大的放者改变行为。

Soon there will be nowhere for rogue emitters to hide.

很快，流氓发射者将无处藏身。