Rules can be as simple as putting up your hand.

规则可以像举手一样简单。

youdao

Could it be valid is what I should ask. Hand up if you think yes.

可能有效地是我应该问的，如果认为对的话就举手。

youdao

On the other hand, it might be nice for it to give up early on when getting invalid data.

另一方面，当它在获得无效数据的早期就选择放弃可能是理想的。

youdao

"Some who have not shown their hand up to now may be ranked high in a year or two, " says Saludo.

CNN: Putting the Powerful in Their Place

Vice President Santos talks of this spraying being ineffective and insists the plants should be dug up by hand, and this unit was the first to do this highly dangerous work.

BBC: Transcript: Cocaine: Alex James in Colombia

Speculation that more industry consolidation may be at hand resulted in investors bidding up other players in the paper industry.

FORBES: When 2+2=5 is Good Math for Investors