那所教师培训学院为该学院的创立者立了一块纪念牌匾。The teacher training college put up a plaque to the college's founder.风险不可能完全消除，但可以通过防范和培训来降低。You could never eliminate risk, but preparation and training could attenuate it.为什么不接受新的培训，找一份让你...
Objective : To illustrate the killing effects avermectin on Leptotrombidium deliense on tropical coral islands.目的: 观察生物杀螨剂阿维菌素在热带珊瑚岛上对地里纤恙螨成虫杀灭效果.He lay on a coral beach where the cocoanuts grew down to the mellow - soun...