Ultracracking
超加氢裂化
🗣️ 情景例句
All window seats are sold out.
所有靠窗口的位子都卖光了。
Two dollars and seventy-five cents.
二美元七角五分。
We don't like the same colours, either.On our birthday, we often get the same presents.
我们对颜色的喜爱也不一样。每逢过生日，我们经常得到一样的礼物。