Ligustilide
川芎内酯
🗣️ 情景例句
I'd like to introduce myself; my name is Mr. Cobain, and I'm vice president.
我来介绍我自己，我是科本先生，是这儿的副总裁。
Open your books and turn to page 20.
打开书，翻到第20页。
The French authorities had the plane packaged and moved in parts back to France.
法国政府让人把飞机包装起来，一部分一部分地搬回法国。