Postmarked
a. 有邮戳的；盖邮戳的
🗣️ 情景例句
First, we need to more public relations activities to promote understanding.
首先，我们应该更多地做公关活动以促进了解。
What can I do?
我该怎么办哪？
Although we can't see these atoms, they really do exist.
虽然我们看不见原子，但它们的确存在。