基本解释[地球科学]极北林地英汉例句双语例句World Forest Ecosystem includes tropical, subtropical, temperate, and boreal forests as well as other woodland.世界森林生态系统包括热带、亚热带、温带森林，北方针叶林以及其他有林地。boreal woodland更多例句专业释义地球科学极北林地