单词	回收方向
释义	回收方向direction of recession
随便看	reciprocal base vector reciprocal basis reciprocal bearing reciprocal bilinear form reciprocal borrowing privilege reciprocal buying reciprocal causation reciprocal cell reciprocal ceoss reciprocal chiasmata reciprocal circuit reciprocal coefficient reciprocal color temperature reciprocal colour temperature reciprocal communication reciprocal concession reciprocal concession (internat. law) reciprocal cone reciprocal contract reciprocal--coordinate system reciprocal correlated colour temperature reciprocal correspondence reciprocal correspondent reciprocal course reciprocal credit