This would involve using sulphur or hydrogen sulphide aerosols so that sulphur dioxide would form clouds, which would, in turn, lead to global dimming.

这包括使用硫或硫化氢气溶胶，使二氧化硫形成云层，进而导致全球变暗。

youdao

You can, in turn, combine these with other activities to form more complex activities, up to the highest system levels.

你可以一次把这些活动与其他活动合并形成更复杂的活动，一直到最高的系统层。

youdao

Maybe in the past I'd choose to turn back onto my left foot, but with fitness and form you get more chances to take the odd risk here and there.

可能在过去，我会选择转过身用左脚，但是当我身体状况良好，我会去冒一些奇怪的风险，这样会让我获得更多的进球机会。

youdao

Tornadoes form when winds blowing in different directions meet in the cloud and begin to turn in circles.

VOA: special.2009.06.09

Tornadoes form when winds blowing in different directions meet in the clouds and begin to turn in circles.

VOA: special.2010.05.11

And they agreed that someday, the federal government will turn to some form of a consumption tax to help make up the difference.

FORBES: CBO Report Highlights America's Problem: The Income Tax Can't Fund The Government We Want

That in turn leads to a new form of strategic options portfolio management.

FORBES: Tim Cook Will Sigh With Relief Following the S4 Launch Today

Ever since Watson and Crick first described DNA, genetic research was built around what was known as "the central dogma"--genes, written in the DNA, were recipes for proteins, which in turn interacted with one another to form the working guts of living organisms.

FORBES: Biotech Breakthrough Wins Nobel Prize