The cheaper FNDs fluoresce roughly as well as those produced with an electron beam.此种廉价FND所发的荧光与用电子束生产的FND所发荧光大致相同.The radar beam can track a number of targets almost simultaneously.雷达波几乎可以同时追着多个目标.A high quality beam ha...
Avoiding mosquito bites is easier said than done.防蚊叮咬好说难做。Tick bites can cause Lyme disease.被蜱叮咬会引发莱姆病。This cream contains a mild analgesic to soothe stings and bites.这种乳膏含有一种性能平和的止痛剂,能缓解被螫咬后的疼痛....
我做挤压管生意。I work in the extruded tube business.盛怒之下, 他用膝盖挤压那人的肚子.In anger, he ground his knee into the man's stomach.塑料从细孔中挤压出来形成纤维.Plastic material is extruded through very small holes to form fibres....
这些纸用来封住墙壁和屋顶的洞。The paper was used for sealing up holes in walls and roofs.石料开始被用作盖屋顶的材料。Stone began to be used as a roofing material.我们从屋顶的小洞能看见星星。We could see the stars through an opening in the roof....