But a lower credit rating will cost it when entering into the contracts that make up the bread and butter of re-insurance business.

但是信用评级的降低将会使资金在补偿再保险交易合同的时候被消耗掉。

youdao

Frankly, I think GameStop saw the writing on the wall with respect to their bread and butter videogame business.

FORBES: Is Gamestop Getting Its Game Back?

Not a short list of things to focus on as the bread and butter PC business grapples with the consumer shift toward smartphones and tablets.

FORBES: Facing Mobile Woes, HP Needs Nokia

By September 2003 BrokerTec had 30% of the market for on-the-run (recently issued) Treasurys, eSpeed's bread-and-butter business--and Lutnick was forced to take notice.

FORBES: Briefing Book: Howard Lutnick