I told you. Get off the farm.
我告訴過你，離農場遠點。
Robertson is not far off her target.
羅伯遜離她的目標不遠了。
He boarded the boat and shoved off from the dock/ wharf.
他上了船，把船撐離了碼頭。
The plane has taken off.
飛機已離港。
This means that for much of the time both feet are off the ground.
這種情況下大部分時間人的雙腳都是離地的。