No government operates with a completely clean sheet.

没有任何政府执政一点也不失误。

《牛津词典》

Making a completely clean break with the past, the couple got rid of all their old furniture.

为了与过去断得一干二净,这对夫妻丢弃了他们所有的旧家具。

《柯林斯英汉双解大词典》

Cons: Unfortunately, with a completely clean installation, making the new LPAR look like the old server can be time-consuming.

缺点：不幸的是，对于这种非常彻底的安装，需要将新的LPAR恢复到旧服务器的状态，这将耗费大量时间。

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Mathematicians will often spend days thinking of a clean argument that completely avoids numbers and strings of elementary deductions in favor of seeing why what they want to show follows easily from some very deep and general pattern that is already well-understood.

FORBES: What Is It Like to Have an Understanding of Very Advanced Mathematics?

If over time, more comes out about Qatar and its bid, Chuck Blazer and the rest of the United States Soccer Federation can now proudly say that they have a clean reputation, and are completely against corruption.

FORBES: FIFA Chaos Could Get U.S. Another Shot At Hosting World Cup

Drain the rice and spread it out on a clean dish towel to drain until completely dry.

NPR: Recipes: 'Vefa's Kitchen'