plasikhousing是什么意思(

plasik housing是什么意思??？
[词典] 塑料罩🐜🦊_🦀✨；[网络] 塑壳🐲-🦁； 灯壳🐩🦍|-🦆； 求购塑料外壳🎍——_😧🖼；[例句]The smooth metal coils rubbing against the plastic housing seems less prone to deterioration and change in friction level.光滑的金属螺圈与塑料壳体的摩擦🪡🌲--😔🎎，看起来也不太容易磨损🐋🦃|-🌲🙊，也不会改变摩擦强度🎈__🐦😶。