adj. 光滑的；润滑的；不稳定的
1.Because yesterday Mrs He told me that her husband uses "eagle brand" shaver. It is not only comfortable and lubricous but also durable and cheap.
昨天隔壁何太太告诉我，她先生每天都用鹰牌刀片来刮胡子，刮得又光滑又舒服，而且鹰牌刀片经济耐用。
2.Because yesterday Mrs He told me that her husband uses "eagle brand" shaver. It is not only comfortable and lubricous but also durable and cheap.
昨天隔壁何太太告诉我，她先生每天都用鹰牌刀片来刮胡子，刮得又光滑又舒服，而且鹰牌刀片经济耐用。
3.The fourth is overlapping degree, lubricous degree, symmetry and unsymmetry of knee and ankle joint track.
其四是膝、踝关节中心轨迹的重叠程度、光滑程度、对称性与非对称性。