?榛子
... pistachio 开心果 hazel nut 榛子 a hard nut to crack 难以对付的人或者事 ...
楱子
Hazel Danson from the NUT, who teaches five and six-year-olds, says those who are reading quite well at this age might misread the made-up words, for example by mistaking "osk" for "ask".
BBC: Education & Family
榛子
filbert
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。