under way

基本解释

If change is at last under way it is despite the embargo, not because of it.
即使改革最后是在贸易禁运背景下起航，也不是因为贸易禁运政策。
“That's already under way in some municipalities,” he said, “but we want to expand.
“在一些直辖市，这已在推行当中，”他说道，“但我们还想能扩展开来。”
The big changes represented by these computing shifts may not be complete by the end of this decade – but they will be well under way.
这些计算技术转变带来的重大变革可能在下个十年结束前无法完成——但它们将会已经有了长足的进展。

Viroj Na Ranong,an economist with the Thailand Development Research Institute, a policy research agency, fears that shift is under way.
I only started asking this in 1996 when the stock market boom was well under way, but already 69% of my respondents, who were high-income investors, strongly agreed.
996年时我才提出这种疑问,那时股票市场一片欣欣向荣,这些受访者是高收入投资者,但69%的受访者强烈认同这点
耶鲁公开课 - 金融市场课程节选
The Russian empire continues, though it continues under a very different way with what became the Soviet empire.
但俄帝国仍延续着,虽然是以一种,极其不同的方式,它成为了苏维埃帝国
耶鲁公开课 - 欧洲文明课程节选

And the Democratic Congress still tries to derail or slow down the antimissile programs already under way.
FORBES: The Fed Fiddles...

If an activity is underway, it has already started. If an activity gets underway, it starts.