Derivant
衍生物, 诱导剂
🗣️ 情景例句
I'm most grateful to you for taking so much trouble to explain the best way of getting there.
你不厌其烦地给我解释去那里的最佳途径，我对些深表感激。
Do you have a TV guide?
你有电视节目吗？
Do you often have sports at school?
你在学校经常参加体育活动吗？