bottom line (infml 口)

deciding or crucial factor; essential point (in an argument, etc) 决定性因素; （论辩等的）基本论点: If you don't make a profit you go out of business: that's the bottom line. 不盈利, 就停业: 根本问题就在这里.

botch, botch (also botch-up), botcher, both, both...and, both...and..., bother, botheration, bothersome, bottle, bottle bank, bottle-feed, bottle-green, bottle-neck, bottle-opener, bottle-party, bottleneck, bottler, bottom, bottom drawer (US hope chest), bottom-line, bottomless, bottommost, botulism, boudoir, bouffant, bougainvillaea, bough, bought, bouillon, boulder, boulevard, bounce, bouncer (also bumper), bouncing, bouncy, bound, boundary, bounded, bounden,