| 释义 |
cottonwood/ˈkɒt(ə)nwʊd/n. 1 any of several poplars, native to N. America, having seeds covered in white cottony hairs 北美棉白杨，三角叶杨(原产于北美，种子上覆有白色绒毛) 2 any of several trees native to Australia, esp. a downy-leaved tree, Bedfordia salicina 澳洲棉白杨(原产于澳洲，尤指叶子下垂的棉白杨) |