Slaty induration
[医] 石板色硬结
🧩 词语组成解析
a. 石板一样的, 石板色的
n. 硬化, 无情, 顽固\\n[医] 硬结
🗣️ 情景例句
Get away from me!
离开我。
Go farther and fare worse.
一动不如一静。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。