懒鬼,饭桶,游手好闲之人,无为者,懒惰者,游手好闲的,无为的,懒惰的

blank instruction【计】;do-nothing instruction【计】;dummy instruction【计】

do-nothing instruction【计】

do-nothing function【计】;empty function【计】;

do-nothing

do-nothing instruction

do-nothing function

do-nothing operation