It really cleans all the mess off my floor.

它真的把我的地板扫得干干净净。

youdao

The sword struck sparks off the stone floor.

剑砍在石地上，火星飞溅。

《牛津词典》

She repainted the downstairs rooms and closed off the second floor.

她重新粉刷了楼下的房间，并把二楼封上了。

《柯林斯英汉双解大词典》

There's a voice that keeps saying to him: "Get off, off the floor."

一直有个声音对他说：,“快起来，快起来“

普林斯顿公开课 - 人性课程节选

Developed by researchers at RIKEN and Tokai Rubber Industries (TRI), the new robot can lift a patient up to 80kg in weight off floor-level bedding and into a wheelchair, freeing care facility personnel of one of their most difficult and energy-consuming tasks.

ENGADGET: RIBA-II healthcare robot now stronger, smarter -- still a bear

But the hybrid system means far fewer specialists are needed, and many specialist firms and banks have been firing floor brokers or reassigning them to trading desks off the floor.

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He was two or three feet off the floor with his two feet raised.

BBC: Gennaro Gattuso given four-match ban for headbutt