天青石一般是成岩期的,但通常是在沉积史的极早期形成的.Celestite is usually diagenetic but commonly forms very early in the history of the sediment.天青石持有光之语中水下世界的振动.Celestite holds the vibration of underwater worlds in the language of light.论述了某天青石...
'I think we should see a specialist.' — 'I don't think there's any need for that.'...“我想我们应该见见专家。”——“我认为没有任何必要。”Our specialist library is unparalleled.我们的专家图书馆是独一无二的.Our specialist offers tr...