Catecholborane
儿茶酚硼烷
🗣️ 情景例句
She's just like her grandma.
她就像她的祖母一样。
What is the hottest area in this country?
这个国家最热的区域是哪里？
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。