单词	unfear
释义	unfear 🌏不明白
随便看	expansion admmixture expansion age expansion agent expansional expansional cooling expansion allowance expansion alloy expansion alloys expansion amount expansion analytic method expansion and bending vibration expansion arithmetic expansion block expansion board expansion chucking reamer Expansion circle spring expansible expansible and contractible drum expansible assessment of student expansible bend expansible coil preparatory coiler expansible concrete-filled steel tube expansible education expansible fireproof coatings expansible fire-proof coatings