He’s gone up in the world a bit since I knew him at college.

【world】我大学时就认识他，他现在已经发达了。

It is good to go up in the world, but much less so if everyone around you is going up in it too.

在世界上能出人头地的感觉是很好的，但如果你身边的每个人也都出人头地了，这种感觉就会差很多。

Bundle had dressed her as a chorus girl, along with nine others, but when her lady had gone up in the world she had taken Bundle with her.

Bundle 和其他九个人一起把她打扮成合唱团的女孩， 但是当她的女士走上世界时， 她带上了 Bundle。