工作用的适当工具

　　A:Can you help me? This fitting has come loose and I need something to tighten it up.

　　A:你可以帮我一下吗？这个零件松了，我需要个工具上紧它。

　　B:Let's have a look. Oh yes, you need a 10 mm ring spanner. Here you are. Just leave it on the workbench when you finish.

　　B:让我看看。哦，是，你需要一个10毫米套筒扳手。给你。你用完了就放工作台上就行。

　　A: Thanks for your help.

　　A:谢谢你。

　　B:No problem.

　　B:不客气。