Thucolite
古碳质岩
🗣️ 情景例句
Who are you rooming with?
你和谁同屋？
Your niece is engaged,isn't she?
你的侄女订婚了，是吗？
They have also assumed that all animals, and probably other organisms such as trees,
人们不但认识到所有的动物，大概也认识到所有的有机物，如树木，