Nannofossil
n. [地]微化石, 微型浮游生物化石
🗣️ 情景例句
All rihgt!
太好了！
There are three terms in a school year.
一学年有三个学期。
She serves as an impressive reminder of the great ships of past.
它给人们留下深刻的印象，使人们回忆起历史上的巨型帆船，