🧩 词语组成解析
🗣️ 情景例句
Tell me the courses you have completed in school and what is your favorite subject?
你曾修读哪些课程和你最喜欢哪一科？
Did you phone him yourself?
你自己亲自打电话给他吗？
Two factors weigh heavily against the effectiveness of scientific research in industry.
两个因素严重地影响工业里科学研究的效果：