Directrixes
n. [数] 准线
🗣️ 情景例句
What kind of advice are you looking for?
希望能得到什么建议？
Pleased to meet you.
认识你很高兴。
An aeroplane offers you an unusual and breathtaking view of the world.
飞机上，你可以观察世界上非同寻常的奇妙的美景。