Polycross
多系天然杂交, 多向杂交, 多父本杂交
🗣️ 情景例句
Do you remember that old desk?
还记得这张旧桌子吗？
Let me carry your baggage.
让我拿你的行李。
Travelling at a height of 30,000 feet, far above the clouds, and at over 500 miles an hour is an exhilarating experience.
腾云驾雾，在30，000 英尺高空以500英里的时速旅行，这种经历令人心旷神怡。