policy of protectionprotection methodprotective measure保护: protect; defend; guard; safe ...法: law大气保护法: clean air act短时保护法: short-term method of protection method钢流保护法: shielding practice下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:保护法,即可在微信中查询翻译