=Electronic Navigation System电子导航系统...[继续阅读]
海量资源,尽在掌握
prep. ①(=with regard to)关于②(=in view of)由于;鉴于 problems ~ sea pollution 关于海洋污染的问题...[继续阅读]
vt.折磨;使烦恼; be ~ed by anxiety 过着焦虑不安的苦日子 be ~ed with debts 苦于负债 a ~ed woman 愁容满面的妇人 ~able a. ~er n. ~ing a. ~ingly ad....[继续阅读]