蠕滑 Traditional form: 蠕滑 Pinyin (reading): rúhuá Definitions: creep (friction mechanics) Characters: 蠕 - wasp; to wriggle, to squirm 滑 - to slip, to slide; slippery, polished Traditional characters: 蠕 - wasp; to wriggle, to squirm 滑 - to slip, to slide; slippery, polished