大案要案 major cases
打白条 issue IOU
大包大揽 take on all things
打包贷款 packing credit
打包儿 use doggy bags to take food home
大包干 all-round responsibility system
打保票 vouch for somebody; guarantee something
达标活动 target hitting activities
大病统筹 comprehensive arrangement for serious disease
大撤把 totally laissez-faire
大包大揽 belly-worship
大酬宾 give a large discount to one's customers or guests
打出王牌 play one's trump card
大出血 make a big markdown
搭错车 follow a wrong train; join in a wrong group; follow a wrong example; wrong act because of wrong judgement or rash imitation
大而全 large and comprehensive; large and all-inclusive
打翻身战 fight to change for the better
打工 do work for others
大规模杀伤性武器 weapons of mass destruction
大锅饭 egalitarian practice of everyone taking food from the same big pot
打黑 crack down on evil forces
大轰动 blockbuster
大环境 the social, political and economic environment; the overall situation
大换血 an overall renewal of the membership of an organization
打击报复 conduct reprisals; retaliate