Polyprogylene
n. 聚丙烯
🗣️ 情景例句
That's OK, Malcolm.
没有关系， Malcolm。
How often did I tell you to take your time?
我告诉你多少次要慢慢来?
This is a good photograph.Who are these people?
这是一张很好的照片。这些人是谁。