protectin[医] 保护素(旧名), 橡皮纸protectv.保护；投保Protected variety保护品种protected monitor保护天窗protecting breeds保种protected harbour防护港protected pillars保护煤柱protecting strain保护株Protect intensity设防烈度protectant topical局部保护剂, 局部防护剂protected corridor设防走廊protected activity监护(下)活动