This is a very interesting puzzle game, you should separate re-tighten the screws and nuts together …

这是一款很有趣的益智小游戏，你要把分开的螺丝和螺母重新拧在一起…

youdao

Assembly tools for screws and nuts - Double-headed open-ended engineers 'wrenches - Length of wrenches and thickness of the heads.

螺钉和螺母用装配工具。工程用双头开口扳手。扳手长度和端口厚度。

youdao

Assembly tools for screws and nuts - Double-headed, flat and offset, box wrenches - Length of wrenches and thickness of the heads.

螺钉和螺母用装配工具。双头平直和弯头套筒扳手。扳手长度和端口厚度。

youdao

The sunny patio is adorned with industrial art including massive, rusty metal sculptures of gears, screws, nuts and bolts.

BBC: Gateway to the Blue Ridge Mountains

"There used to be the third division north and south and we were in the south, " said Mr Jones, who worked at the docks in Cardiff as a wire drawer helping make nails, screws, nuts and bolts.

BBC: Loyal support of football fan, 91

So taken with our enthusiasm are the owners, mother, father and son, that chocolate work of art after chocolate work of art is paraded in front of us: my favourite are the nuts and screws that actually work.

BBC: Postcard from Southeast Sicily