Microcoquina
微贝壳灰岩; 细介壳灰岩
🗣️ 情景例句
He knows everything about the production schedule,
他知道生产进度的一切情况，
He has a pair of shoes.
他有一双鞋。
When it did so, it sent sparks down to the ground and these immediately started a fire.
当它这样做时，把火花送到了地面，这些火花立刻引起了一场大火。