词汇	be difficult to find
释义	be difficult to find 难觅
随便看	split core type currenttransformator split core type current transformator split core type current transformer split-core type current transformer split-core type transformer split-core type transformer current transformer split cottar split cotter split-cotter splitcotterpin split cotter pin split-cotter pin split cotton pin split coupling Split-coupon bond split-coupon bonds split course split course irradiation split course principle split course radiotherapy split-course radiotherapy split course treatment split crack split crankcase split crankshaft