And he discussed plans to make it easier to get permits and financing for clean energy.

VOA: special.2009.11.13

Broom meant to make a clean sweep of things, a clean sweep of what had come before.

扫帚》的寓意是将事情做个彻底的了结，对曾经发生过的事情一扫而空。

耶鲁公开课 - 现代诗歌课程节选

I clean and maintain the park and make sure it's nice and clean and everything.

我打扫公园，维护公园的面貌，确保公园的方方面面都是漂亮、整洁的。

在梅可姆公园 - SpeakingMax英语口语达人

Again, this probably should be cleaned up and in a couple of weeks we'll spend a day or half period trying, to clean it up and make it somewhat more precise.

以上内容还有待梳理,未来两周我们将会花上一天半左右的时间,试着梳理这些内容,使其更加精确

耶鲁公开课 - 死亡课程节选