tree fern

• n. [植]椤(产于热带)

tree fern的英文翻译是什么意思，词典释义与在线翻译：

英英释义

Noun:

1. any of numerous usually tropical ferns having a thick woody stem or caudex and a crown of large fronds; found especially in Australia and New Zealand; chiefly of the families Cyatheaceae and Marattiaceae but some from Polypodiaceae

tree fern的用法和样例：

例句

1. The trunk of a palm or tree fern.
   棕榈树或树蕨的树干