英语词型转换答:adj. + n.---adj. 一般加连字符 first-rate, first-hand, high-grade,n. + n. –n. notebook, sunglasses, newspaper, headline, thumbnail, gravestone, fireplace n. + adj. – adj. airtight, snow-white, self-confident, color-blind, seasick, blood-red, home-sick, coal-black, ...