internalin内化蛋白internaladj.国内的；内部的；身内的internal reamer内孔铰刀Internal artery乳房内动脉internal centre定心孔internal action机内作用internal olefin内烯烃internal thread内螺纹,阴螺纹,内丝扣internal facing内部面饰internal intron内内含子internal growth内在成长internal repeat内部重复(序列)