1--Can you help me? This fitting has come loose and I need something to tighten it up.
 
2--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.
 
1-- Thanks for your help.
 
2--No problem.
 
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注解：
 
1.tighten拧紧
2.spanner扳手
3.workbench工作台
   
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译文：
 
1--你可以帮我一下吗？这个零件松了，我需要个工具上紧它。
2--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。
1--谢谢你。
2--不客气。