Darius i
un. 大流士一世\\n
🧩 词语组成解析
n. 大流士
🗣️ 情景例句
Where did you come from?
你从哪里来？
I'm fine, and you?
我还好，你呢？
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：