Oomicrite
鲕粒泥晶灰岩
🗣️ 情景例句
Sorry, I've already got plans.
对不起， 我有事。
Excuse me. Can you tell me where Main Street is?
劳驾，你能告诉我正街在哪里吗？
When I was a teenager, I felt that I was just young and uncertain --
我十几岁时，总感到自己年轻，有些事拿不准 --