They had no other option but to clean the tunnel but only the parts Alexandre had already cleaned.

他们别无选择，只能清理隧道，但只清理亚历山大已经“清理”过的部分隧道。

youdao

They cleaned upstairs, downstairs, inside, outside, until everything was clean.

他们把楼上、楼下、里面、外面打扫得干干净净。

youdao

Our classroom is very clean and tidy because it is cleaned every day.

我们的教室非常干净整洁，因为它每天都被打扫。

youdao

For, just being a cleaner, you know, a lot of boys wouldn't be, you know, they would say, "I'm not going to be a cleaner, " but Scott was prepared to clean, and cleaned well, and still lost the job, and I think that's even sadder.

BBC: Programme transcript

Under the center consoles you can tell if the carpet appears genuinely clean because it is or if it was cleaned from being dirty.

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He had cleaned away all traces, the way you clean out an enemy position at the end of a battle.

NEWYORKER: Heirs