Ephemeralness
n. ephemeral的变形
✅ 同义词
🗣️ 情景例句
Thanks, Mom.
谢谢，妈。
Our standardized packing has been approved by many foreign clients.
许多国外客户已经认可了我们标准化的包装。
What will be the population of these countries by the end of the twentieth century?
到20世界末较发达国家的人口将是多少？