infer vt.推知（deduce，imply）
【记】in（进入）+fe→带进（意义）→推断
【例】We Call infer that his motive in publishing the diary was less thanhonorable.
demonstrate vt.演示；论证
【例】The mechanic demonstrated how to change the car's oil.
时间
due adj.到期的；预定的，约定的
【例】This bill was due two weeks a90，but I forgot to pay it.／Their planeis due in l5 minutes.
cursory adj.仓促的（hurried）
【记】curs（跑）+ory
【例】Tlle reviewer gave a cursory report about the uninteresting book.perennial adj.长久的，永远的（pemanent，long—lasting，year—round）
【记】per（全部）+enn（年）+ial
Chronic adj.长期的；慢性的（recurring，periodic）
【记】chron（时间）+ic→长时间的
【例】Mike said a chronic disease troubled John in his whole life.
lasting adj.持：久的（enduring，long—term，continuing）
【记】last（持久）+ing.
展开
