[kuī]
[動]
（受損失； 虧折） lose money, etc.); have a deficit
have a deficit of 200 yuan; have lost 200 yuan
虧了二百元
profit and loss
盈虧
I have lost money by the business.
我做這生意虧了本。
（欠缺； 短少） be short of; be deficient; lack
be in the wrong
理虧
fail to build a mound for want of one final basket of earth; fall short of success for lack of a final effort
功虧一簣
（使吃虧； 辜負） treat unfairly
Don't worry. We won't be unfair to you.
你放心吧，虧不了你。
The land won't fail people as long as people don't fail the land.
人不虧地， 地不虧人。
[副]
（多虧； 幸虧） fortunately; luckily; thanks to
Luckily he reminded me. Otherwise I'd have forgotten all about it.
虧他提醒了我， 要不我早忘了。
[名]
（月蝕初虧） (of the moon) wane