upend

• 动词，表示将某物竖立起来或倒置、翻转过来；也用于比喻，表示打乱、颠覆或破坏某种状况。

A verb used to indicate the act of setting something on its end or turning it upside down; also used figuratively to mean to disrupt or overturn a situation.

1. Set or turn on endB2formal

   To set, turn, or stand something on its end.

   倒置

   • He upended the crate to use it as a table.
   • The strong wind upended the garden chairs.
   • She upended the bottle to empty it completely.

   同义词erectraiseset upstand up

   反义词layplaceputsetstand

2. Become turned on endB2formal

   To become turned or set on end.

   倒转

   • The boat upended in the rough seas.
   • The box upended when the truck hit a bump.
   • The stack of papers upended and scattered across the floor.

   同义词capsizeoverturntip overturn overupset