relapse-free survival
免税货物表
free list【税收】
暂无补充释义。
相关词条
free riding
Serum-free and Specialty Media and Reagent
by-pass check valve (free-wheeled check valve)
free navigation
distortion-free【电子】;distortionless【电子】;orthoscopic【物】
duration of frost-free period【农】;frost-free period【农】;frost-free season【农】
free radical induced catalysis