单词学习：interjection 词性/语法术语
interjection
/ˌɪntərˈdʒekʃn/
感叹词；插入语
In the middle of the lecture, Mr. Gu suddenly shouted 'Wow!' as an interjection to express his surprise at the experimental result.
在讲座中途，顾老师突然大喊一声'哇！'作为感叹词，以表达他对实验结果的惊讶。
单词卡片
卡片已就绪
