免税期

免税的英语翻译：

【经】 duty free; exempt from taxes; exemption; exemption from duty
exemption of tax; free of duty; free of tax; immune from taxation
tax exemption; zero rates of duty; zero-rating

期的英语翻译：

a period of time; expect; sheduled time
【化】 term
【医】 period; phase; stadia; stadium; stage; time
【经】 term