em·bro·ca·tion
noun/ˌembrəˈkeɪʃn/
/ˌembrəˈkeɪʃn/
[uncountable]- a liquid for rubbing on muscles to make them less painful, for example after too much exercise
擦剂（用于缓解因运动量过大等造成的肌肉酸痛） Word Originlate Middle English: from medieval Latin embrocatio(n-), from the verb embrocare, based on Greek embrokhē ‘lotion’.