Unisource
单源的
🗣️ 情景例句
This is Susan with Jiaotong University student. May I have your name, sir?
我是交通大学的在校生苏珊，请问您贵姓？
I'm afraid it won't be cold enough for a snowfall.
我恐怕天不会冷的下雪。
The firm closed down because there wasn't enough demand for its product.
工厂关门了，因为产品供过于求。