He set a very big iron ball and a big hammer on the stage.

他在讲台上放置了一个很大很大的铁球和一把铁锤。

youdao

Put the hat on my head, but don't put the hammer on my hand.

把帽子放在我头上，但是不要把锤子放在我手上。

youdao

To Clean: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.

清洗：检查或更换磨损的阀瓣，断开控制管道的连接，采用钝工具和锤子敲击阀帽上的接片，然后旋松阀帽螺纹。

youdao

But first,the government needs to hammer out its plan on how to spend the money to increase Internet access.

VOA: standard.2010.01.05

That is when governments will meet to hammer out an agreement on climate change to replace the 1997 Kyoto Protocol on gas emissions.

VOA: standard.2009.08.31

More than 20 pieces - many created by Italian jeweller Bulgari - went under the hammer on Tuesday.

BBC: Gina Lollobrigida jewellery raises $5m at Geneva auction

The Florida High School Athletic Association lowered the hammer on the football program at Armwood High School at Tampa, Fla.

FORBES: After High School Football Team Stripped Of State Title, Parents Sent Bill For Damages

"I was digging down through this stuff, it was literally like banging your hammer on a frozen cement floor, " he recalls.

NPR: History Emerging from the Ice