剑桥词典abbreviation for can't be arsed : used when you do not want to do something because you feel lazy 懒得做 （表示自己嫌麻烦， 而拒绝对方的提议，can't be arsed的缩写） "Do you want to go out?" "CBA." “想出去转转吗？”“懒得去。” 返回 CBA