be all the world to sb.

1. 对某人说来是最重要的事
   My home is all the world to me.

   对我说来家是一切。

worlds apart

1. 完全不同，有天壤之别
   Their ways of life are worlds apart.

   他们的生活方式真是有天壤之别。

for all the world

1. 完全
   He looks for all the world like his father.

   他和他父亲长得一模一样。

out of this world

1. 【美】【口】极好的
   The scenery in Hawaii is out of this world.

   夏威夷的风景美不胜收，宛如仙境。

   Your mother's cooking is out of this world.

   你母亲的手艺非凡。

   The performance was simply out of this world.

   那场演出简直再好没有了。

think the world of

1. 极其看重
   He really thinks the world of you.

   他真的很看重你。

• the best of both (or all possible) worlds
  the benefits of widely differing situations, enjoyed at the same time.
• —— in the world
  used to express astonishment or disbelief in questions:
  What in the word are they doing?
• man (or woman) of the world
  a person who is experienced in the ways of sophisticated society.
• not do something for the world
  not do something whatever the inducement.
• out of this world
  informal extremely enjoyable or impressive.
• think the world of
  have a very high regard for.
• the world and his wife
  Brit. informal everybody.
• the world, the flesh, and the devil
  all forms of temptation to sin.
• a (or the) world of
  a very great deal of.