单词学习：self-sacrifice 名词
self-sacrifice
/ˌself ˈsækrɪfaɪs/
自我牺牲；献身
Mr. Gu's self-sacrifice in staying late to prepare lessons deeply moved his students.
顾老师熬夜备课的自我牺牲精神深深打动了学生们。
单词卡片
卡片已就绪
