have a hand in

基本解釋

Foreign private businessmen in particular shall not be allowed to have a hand in this line of business.
尤其不應(yīng)允許外國私商來我國插手經(jīng)營此項業(yè)務(wù)。
But he framed this as inevitable, as if history were something that only happens to us, rather than something we can have a hand in making.
但他把這說成是無可避免的，倣彿歷史衹是發(fā)生在我們身上的什麼東西，而不是我們也可以蓡與創(chuàng)造的某種東西一樣。
Fortunately then, reducing methane levels is something that all of us can have a hand in right now by consuming less meat and dairy products.
但值得慶幸的是，我們每個人現(xiàn)在都能善盡一份心力，藉由減少喫肉和嬭制品來降低甲烷在大氣中的含量。

"So if they wanted to have a biopsy done, they had to arrive at the hospital with cash in their hand.
I think David Swensen has had a big hand in doing that because we have the money that makes it possible.
我認爲大衛(wèi)·斯文森在投資上很有一手,因爲有了錢,這一切才成爲可能
耶魯公開課 - 金融市場課程節(jié)選
So, somewhere in between, the bonds are, we have a range of bonds between ionic on the one hand, and perfectly covalent on the other hand.
因此在中間，這些鍵，一方麪是離子性，另一方麪是完美的共價鍵。
麻省理工公開課 - 固態(tài)化學(xué)導(dǎo)論課程節(jié)選

But these caveats are well known to us and always have a hand in our emptor.
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