柯林斯詞典poplar /?p?pl?/ (poplars) 1. N-VAR A poplar is a type of tree with leaves that move a lot in the wind. 楊樹(shù) 返回 poplar劍橋詞典a tall tree with branches that form a thin pointed shape 白楊樹(shù) a tall row of poplars 一排高大的白楊樹(shù) 返回 poplar