Polyalkenamer
[化] 开环聚环烯烃
🗣️ 情景例句
Maybe we should
也许我们应该
What was your name again?
请再说一次名字好吗？
While the five babies were babies were still quietly sleeping in oxygen tents in hospital nursery,
眼下，五胞胎还静静地躺在医院婴儿室的氧气帐里，