toughened的翻译,读音

英/ˈtʌfnd/

释义:

单词toughened书写

v. (使某物[人])坚韧, 坚强, 强硬( toughen的过去式和过去分词 )
v make tough or tougher
a physically toughened
a made hard or flexible or resilient especially by heat treatment

词态

过去式 toughened
过去分词 toughened