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- The house has been screened against mosquitoes. 房屋已装上了纱窗纱门来防避蚊子。
- screen against mosquitoes 蚊帐
- We have screened our house against mosquitoes. 我们的房子已装了纱门纱窗以避蚊虫。
- Protect against mosquito fleas, diaper rsh. 蚊虫叮咬、尿布疹。
- Research on the Efficacy of Jieli 33 Embrocation on Window Screening against Mosquitoes and Flies 洁利33灭蚊蝇窗纱涂剂对蚊蝇的灭效研究
- A screening against light or heat. 遮蔽光或热的遮挡物
- The rooms are screened against insects and mosquito nets are provided. 房间被遮挡住以防昆虫的侵扰，同时又提供了蚊帐。
- Participants should adopt suitable self-protective measures against mosquitoes. 参赛者应采用合适的个人防蚊措施。
- Wang YC, 2006 Meander on Human Against Mosquitoes and Correlative Stamps. Entomological Knowledge. In press. 王荫长;2006.;人类与蚊子的斗争及其相关的邮票。昆虫知识;待出。
- This paper reported the efficacy of Responsar Sc against Mosquitoes at three-river district in ILi of Xinjiang. 本文报道了对新疆伊犁三道河地区拜虫杀防治蚊虫效果观察。
- Objective To study the efficacy of Chuangwei 10% emulsifiable concentrate against mosquitoes, flies and cockroaches. 目的研究创卫10%25杀虫乳油对蚊、蝇、蟑螂现场防制效果。
- It is still the only effective screen against the morning features of the loved one, and, as such, performs a unique human service. 现在这仍然是早晨避免目睹爱侣起床后尊容的惟一有效幕障。这样,报纸作出了独一无二的具有人情味的贡献。
- Objective To evaluate the control effects of twelve rich-d-trans allethrin coils and eleven 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。
- Roadside gullies are cleared manually every two weeks. Larvicidal oil is added afterwards as a precaution against mosquito breeding. 此外,路边的沟渠每两星期以人手清理一次,每次清理后加入灭蚊油,以防蚊子滋生。
- Roadside gullies are generally cleared manually every two weeks. Larvicidal oil is applied on a weekly basis as a precaution against mosquito breeding. 路边的沟渠通常每两星期以人手清理一次,以及每星期加入灭蚊油,以防蚊虫滋生。
- The best citronella was effective for about 20 minutes, and an IR3535-based repellent protected against mosquito bites for an average of 22.9 minutes. 最好的香茅效力持续时间为20分钟，以IR3535为基础的一种驱虫剂预防蚊虫叮咬的平均时间为22.;9分钟。
- In foreign countries, laws related to the property declaration of civil servants have become an impassable legal protective screen against corruption because this system has a firm barrier-"exposure to the sun", viz. 在国外,公职人员财产收入申报法之所以成为防止腐败的一道不可逾越的法律屏障,是因为该制度有一道铁关:"阳光曝晒"。
- The government called on members of the public to be on guard against dengue fever by taking preventive measures against mosquito breeding. 政府呼吁市民提高警觉预防登革热，并采取预防措施以防蚊子滋生。
- But the repellency of 20% M. hapiocalyx against mosquitoes was significantly stronger than any concentration of Xanthium sibiricum Patrin. or Schizonepeta tenuifolia (Benth.) Briq. (P<0.05). 但20%25的薄荷粗提液与各种浓度的荆芥或苍耳粗提液之间的驱避效果，差异有统计学意义(P<0.;05)。
- They picked up the yacht on their radar screen. 他们在雷达屏上看到了那艘游艇。
