Its real purpose is the launching and retrieval of small aeroplanes in flight.它真正的用途是发射和收回飞行中的小型飞机。A modified BIR model was developed for FTP file retrieval.探讨把文档检索中的二值独立检索模型改进后应用于FTP文件检索.an information retrieval system信...
...a schoolboy comedy, which amounted to little more than slapstick.接近于打闹剧的校园男孩喜剧He was an atypical English schoolboy.他跟一般的英国男学生不太一样。There was a hint of schoolboy shyness in his explanation...他的解释中带有一丝学生的羞涩。As a schoolbo...
临床表现分两型: 一是狂暴型, 二是麻痹型.Clinical expression cent: It is violent model, 2 it is paralytic model.在雄性触角上观察到一钩状感觉器,长210μm,它表明七星瓢虫在触角上的性别两型性.A single hook - shaped sensilla of 21.0 μ m in length was present on male antenna only...
所有骑摩托车的人都必须戴头盔，这是强制性的。It is compulsory for all motorcyclists to wear helmets.工人董事的任命是不是强制性的?Is the appointment of worker - directors to be mandatory?此事已通过强制性仲裁得到解决.It was settled by compulsory arbitration....