Spastolith
变形鲕状岩
🗣️ 情景例句
No,
记不起来了。
Knowledge will not be aquired without pain and application.
不花力气，不下功夫是得不到知识的。
It can copy a long report and sort the copies and pin them together.
现它可以复印长篇的报告，把复印件分类，并装订起来。