The practical value of knowledge resources possesses popularity , duality of exhaustiveness and non exhaustiveness, and expansivity. 知识资源的使用价值具有广普性、非耗竭与耗竭二重性及扩张性.
Sofia was attractive and formidably intelligent.索菲娅很有魅力，而且才智过人。A disruption of the Federal Union, heretofore only menaced, is now formidably attempted.分裂联邦, 以前还只是一种威胁, 现在却已变成令人生畏的行动....
Site - specific infrared dichroism enables orientational analysis of TM α - helices bundles in aligned bilayers.位点特异的红外二色性分析可使得在脂双层中定向分析跨膜α螺旋束成为可能.In the corridor were four dirty, ragged bundles, just identifiable as hum...
He developed a nervous twitch and began to blink constantly.他身体出现了神经性抽搐，开始不停地眨眼睛。It was all over in the blink of an eye.转眼之间，一切都结束了。In a blink of an eye he had disappeared.一眨眼的工夫他就没影了....
The AA called for laws to regulate clamping firms.英国汽车协会呼吁立法，规范夹车公司的行为。This system can regulate the temperature of the room.这种系统能调节室内温度.Hormones regulate many insect functions, including ecdysis and metamorphosis.激素调节昆虫的...
What factor helps to spread the disease of myxomatosis?什么因素有助于扩散多发性粘液瘤病毒？What factor helped to spread the disease of myxomatosis?什么因素助长了多发性粘液瘤疾病的蔓延?Scientists discovered that this particular variety of rabbit was suscept...