alder [ˈɔ:ldə(r)]以下由轻松背单词网站提供
单词级别第12级基本释义n.赤杨树英英释义wood of any of various alder trees; resistant to underwater rot; used for bridges etc参考例句He gave John some alder bark. 他给了约翰一些桤木树皮。Several coppice plantations have been seeded with poplar, willow and alder. 好几个灌木林场都种上了白杨,柳树和赤杨。 推荐阅读 |