柯林斯詞典fir /f??/ (firs) 1. N-VAR A fir or a fir tree is a tall evergreen tree that has thin needle-like leaves. 樅樹(shù); 冷杉 返回 fir劍橋詞典a tall evergreen tree (= one that never loses its leaves ) that grows in cold countries and has leaves that are like needles 冷杉，樅 返回 fir