Ephemeralness
n. ephemeral的变形
✅ 同义词
🗣️ 情景例句
Goodbye, it was a pleasure meeting you.
再见， 和你见面很高兴。
One swallow does not make a summer.
一燕不成夏。
He died on January 30th, 1948.
他于1948年1月30日逝世。