1、英[s?d]、美[s?d]
2、adj.悲哀的; 难过的; 让人无法接受的; 该受责备(或批评)的;
3、[例句]It was sad that his international career should end in such anticlimax.令人悲哀的是，他的国际职业生涯竟如此惨淡收场。
4、[其他]比较级：sadder 最高级：saddest
