收集: collect; gather 短语和例子将杂志上的文章收集成册 collect magazine articles into volume form; 收集标本 make a collection of specimens; 开始收集外国邮票 start a collection of foreign stamps; 他拼命收集资料。 feverishly he coll
定向: directional; orient; orientation; sense of orientation; predetermined orientation 短语和例子无线电定向 radio range orientation; 给 ... 定向 give an orientation to; 定向爆破 directional [directed] blasting;
