Severe chimatlon
[医] 重冻伤, 冻疮
🧩 词语组成解析
冻疮, 冻伤
🗣️ 情景例句
How long does your vacation last?
你的假期有多长？
I meet the boy whose aunt is a housemaid.
我遇到那个男孩的姑妈是家庭主妇。
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。