Bidens
鬼针草属
🗣️ 情景例句
What are you up to?
你在忙些什么？
He keeps on studying ecology.
他不断攻读生态学。
Two hours later, I was talking angrily to the station master at Westhaven.
两小时后，我气呼呼地同威斯特海温站站长说起此事。