steatite
n. 滑石;皂石;[岩] 块滑石
n.[矿]块,滑石,皂石,(绝缘用的)滑石石瓷
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lolian2#163.com
n. 滑石;皂石;[岩] 块滑石
n.[矿]块,滑石,皂石,(绝缘用的)滑石石瓷
countermark handbag multiprograming naming remonstrant skatebarrow vri