complain
vi.抱怨,诉苦;投诉,控告Residents are complaining because traffic in the area has increased.由于这个地区的交通流量增加了,居民们都在抱怨。
complaint
n.抱怨,诉苦;投诉,控告;疾病
The sales assistants are trained to deal with customer complaints in a friendly manner.售货员都受过培训以友好的态度处理顾客的投诉。
complex
a.复合的;复杂的 n.综合体,集合体;情结
a complex system of highways复杂的公路网
complicate
vt.使复杂;使难懂
The situation is complicated by the fact that I’ve got to work late on Friday.我周五得加班,这使情况更复杂了。