vt.

1. 把……弄直；使挺直
   He straightened the bent strip.

   他把那彎曲的金屬片弄直了。

2. 整頓，清理；澄清[（+out/up）]
   We can straighten out the matter there.

   我們可以在那裡把事情澄清。

   Let's straighten up the room.

   我們把房間整理一下吧。

3. 使改正；使好轉[（+out）]

vi.

1. 變直；挺起來[（+up）]
   As she straightened up, the ache in her back grew worse.

   她直起身子時，背部的疼痛更厲害了。

2. 改正；好轉[（+out/up）]
   Things will straighten out.

   情況會好轉的。

v.

1. make or become straight.
   ▸stand or sit erect after bending.
2. (straighten up) (of a vehicle, ship, or aircraft) stop turning and move in a straight line.