slapdash

adj, adv (done or doing things) in a careless and hasty way 匆促（的）: slapdash work 草率的工作 * a slapdash worker 粗心的工作者 * do one's work slapdash/in a slapdash way 工作马马虎虎.

slag, slag-heap, slain, slake, slalom, slam, slander, slanderer, slanderous, slanderously, slang, slanginess, slangy, slant, slanted, slantingly, slantwise, slap, slap (also ,slap-bang), slap-happy, slap-up, slapstick, slash, slat, slate, slattern, slatternliness, slatternly, slaty, slaughter, slaughterhouse (also abattoir), slave, slave-driver, slave-trade (also `slave-traffic), slaver, slavery, slavish, slavishly, slay, SLD, sleaze,