chum change

基本解释

This is a huge change in tone from his predecessor, Jacques Chirac, who treated Mr Putin as an ally and chum.
法國前縂統希拉尅曾把普金縂統儅做一個同盟與密友，而薩科齊縂統此番言論的口吻卻與希拉尅的語氣有著巨大區別。

The man overseeing this sea change is Michel Bonnefous, a school chum of Bertarelli's who still climbs mountains with the billionaire and skims across Lake Geneva on his powerful 12-meter catamaran ("It's a mountain of sail, " he says, with a touch of awe).
FORBES: Magazine Article
The man overseeing this sea change is Michel Bonnefous, a school chum of Bertarelli's who still climbs mountains with the billionaire and skims across Lake Geneva on his powerful 40-foot catamaran ("It's a mountain of sail, " he says, with a touch of awe).
FORBES: Sailing For the Gold
If Mr Blair thinks that people are being too censorious about his new chum, a few minutes spent on Mr Desmond's main website might change his mind.
ECONOMIST: Bagehot