(反义词)carefullycasually:adv.1.随便,心不在焉,漫不经心地,若无其事地,有意无意地,毫不在乎地Kittykeptherhandcasuallyandfrequentlyonthehorn.基蒂随便而频繁地按着喇叭。2.偶然地;碰巧地3.偶然,不在意地;临时Hewasnotaregularcustomerhere,havingdroppedincasuallytoday.他不是这儿的老主顾,今天偶然来光顾一下。4.毫不拘礼地HopkinscasuallywavedawayPug'sword.霍普金斯毫不拘礼地把手一挥,对帕格的话表示不以为然。5.泛泛,淡然