单词	concentric fold
释义	concentric fold 同心褶皱
随便看	reversing operating gear reversing operation reversing orientation of curve reversing phase switch reversing pinion spring reversing piston reversing plasma arc welding process reversing plate reversing plate mill reversing plug reversing pointer reversing preference reversing press reversing prism reversing propeller reversing propulsion system reversing pump reversing ring reversing rod reversing-rolling mill reversing rolling mill reversing rolling stand reversing rotation reversing rotation of motors reversing rougher 十年窗下十年读书十恶不赦十恶五逆十成九稳十战十胜十手争指十拏九稳十拷九棒十拿九稳 11538 11539 11540 11541 11542 11543 11544 11545 11546 11547