反义词
r.
consistently
，
systematically
参考例子
1.For ages, researches on Chinese textbook for vocational schools have been carried out slowly and
unsystematically
.
长期以来，中等职业学校语文教材的建设和研究工作进展缓慢，且缺乏系统性。
英文解释
adv.
1.in an unsystematic manner