2026-01-11 22:28:50 浏览次

difficult是什么意思 英[ˈdɪfɪkəlt] 美[ˈdɪfɪkəlt] a. 困难的;麻烦的;难做的;费力的;难解的;a. not easy; requiring great physical or mental effort to accomplish or comprehend or enduredifficult...