Pek
[化] 聚醚酮
🗣️ 情景例句
What do people usually do on that day?
在这一天，人们通常干什么？
That's not my fault.
那不是我的错。
If fifty pence pieces are not exchanged for sweets, they rattle for months inside money boxes.
如果50便士不拿来换糖吃，则可以放在储蓄罐里叮当响上好几月。