Noun:

1. wood of any of various alder trees; resistant to underwater rot; used for bridges etc

2. north temperate shrubs or trees having toothed leaves and conelike fruit; bark is used in tanning and dyeing and the wood is rot-resistant

Alzy阿尔齐ALabbr.阿拉巴马州(=Alabama)abbr.[化学]铝(=aluminum)aloinosid芦荟素甙Alymkulov阿雷姆库洛夫Alombrada阿隆布拉达alcometer醇度计,醉度计algevraic代数的Alcerreca阿尔塞雷卡Al-Iraqn.伊拉克al Hallaj哈拉智(858-992),伊朗人,伊斯兰教神秘主义苏非派代表人物。alosetron阿洛司琼Alkhammar阿尔克哈马尔

1. Alder trees belong to the birch family.
   赤杨属于桦木科。