Calcarea
[医] 钙质纲
🗣️ 情景例句
She's going to a fashion show here in the city tomorrow.
她将参加明天在本市举行的时装表演。
He likes playing the guitar.
他喜欢弹吉他。
Shortly after this the famous H. M. S. Challenger expedition established the study of the sea-floor as a subject worthy of the most qualified physicists and geologists.
此后不久，英国著名的“挑战者”号舰艇对海底的那次考察，把对海床的研究确立为一个值得一流物理学家和地质学家从事的研究课题。