?硬叶榆
cedar elm 硬叶榆 Our school is situated on Elm Street. 我们的学校位于埃尔黑大街。
?厚叶榆
... Gray Elm灰榆木 cedar elm厚叶榆 winged elm[植]翅榆 ...
He said unseasonably warm temperatures led to relatively high levels of cedar and elm pollen.
CNN: Predicting allergy season eludes experts
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。