Biochronostratigraphic
生物年代地层的
🗣️ 情景例句
You're very lucky to have a caring family.
你很幸运有一个温馨的家庭。
Everybody's business is nobody's business.
人人都管，大家不管。
Even the bull seemed to feel sorry for him,
因为它一直同情地看着醉汉，