一定要把表面打磨好再开始粉刷。
The surface must be well prepared before you start to paint.
你可能得用玻璃砂纸打磨一下地板。
你可以用砂纸把棱角打磨光滑。
我打算用砂纸打磨这些椅子然后重新刷漆。
当男孩正打磨石头时，谁感到很惊讶？
经过反复打磨和修剪，毛边会变得光滑。
Through repeated polishing and trimming, the fluffy edges will become smooth.
我们需要打磨这把小刀。
男孩一直打磨它，直到把它磨得干净又明亮。
The boy had been polishing it until it was completely clean and bright.
他一休息就打磨它。
他们学习一些诸如大理石打磨，金属冶炼和铜器制造的实用技术，而不仅仅是造船术。
They're studying practical things like marble work, metal work, and copper work, not just shipbuilding.
他的朋友感到很惊讶，他们问道：“你为什么要打磨这块丑陋的石头？”但是男孩没有回答。
His friends felt surprised and they asked, "Why are you polishing that ugly stone?", but the boy didn't reply.
尽管失去了一条胳膊，张家成希望自己永远不会失去对篮球的热爱，永远不会失去打磨球技的主动性。
Although he has lost one arm, Zhang Jiacheng hopes never to lose his love for basketball or willingness to improve his skills of playing it.
这使得几乎任何厚度的玻璃都可以不间断地制造出来，但是滚轴会在玻璃两面留下痕迹，这些玻璃之后就需要打磨和抛光。
This allowed glass of virtually any thickness to be made non-stop, but the rollers would leave both sides of the glass marked, and these would then need to be ground and polished.
这木料上到处是凹坑，需用砂纸打磨一下。
打磨后，在内外涂上沥青漆。
After rubbing down, apply bitumastic paint inside and outside.
当然，它还需一些打磨。
用砂布把管子的两头打磨干净。
随着工人将木头打磨光滑，木屑纷飞。
如果你是这样的人，请先打磨下自己的基本社交技巧。
If that's the case with you, work on polishing your basic people skills a little first.
皮特用雕刻和打磨木头的方式做成了这些形状。
Peet developed the forms by carving and shaping blocks of wood.
随后的一周我们开始打磨应用，在前台方面花了更多的时间。
The next week was spent polishing the app and working more on the front-end.
胶水干后准备一些砂纸，把封面的边缘稍稍打磨光滑。
Grab some sandpaper after the glue has dried, and wear down the edge on both sides.
另一事需要记住的是避免花太多时间去打磨一个创意。
Another thing to keep in mind is to avoid spending lots of time tweaking an idea to get it just right.
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