Co-coagulate
[化] 共凝固物
🧩 词语组成解析
[医] 钴(27号元素)
🗣️ 情景例句
Hello.
你好。
What does he do?
他是干什么的？
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因为如果有列火车开进隧道，它就把新鲜空气随之抽进了隧道。