Objective To evaluate the control effects of twelve rich - d - trans allethrin coils and allethrin coils against mosquitoes. 目的测试以富右旋反式烯丙菊酯和烯丙菊酯为有效成分不同品种盘香对淡色库蚊的防治效果.
Work on the positive, creating beautiful, loving and fulfilling relationships.致力于好的方面，努力营造美好的、友爱的、令人满意的关系。His love life was complicated, and involved intense relationships.他的爱情生活很复杂，几段感情都是轰轰烈烈。Women are no longer dominat...
The building had been trashed and its electricity supply cut.那栋楼遭到打砸，电被切断。The guys got angry and trashed the bar.这些小伙子生气了并砸毁了酒吧.Glamour is trashed so take comfort in rock and roll.摇滚中的舒适是一种无法抗拒的美....
The old man asked me to write a letter for him.那位老人要我替他写封信.There's no time for me to write a letter to him.我来不及写信给他了.We could write a letter to the headmaster.我们不妨给校长写封信....
Rhett's eyes came alertly back and they were sharp , but his voice was casual.瑞德的眼睛警觉地往后一缩,但还是犀利的, 不过声音有点犹豫了.She got through the day alertly, despite being on drugs.尽管吸食了毒品,她还是很警惕地度过了那一天.Alertly, excessive drinking ...
他们确实从楼上搬到了楼下，因为房租太贵了。They actually moved down from upstairs because the rent's that expensive.现在能听见楼下人声鼎沸。Sounds of voices and commotion could be heard downstairs now.他与楼下的房东发生了争执。He was in an argument with his land...
He followed irresolutely for a little distance, half a pace behind her.他犹豫地跟了短短的一段距离, 落在她身后半步路.She arose and stood irresolutely at the foot of the stairs.她起身来到楼梯脚下,犹豫不定地站在那里." Are you sure? " he asked, irresolutely.他惘然问道...