Ergocorninine
[化] 麦角异柯宁碱
🗣️ 情景例句
Where did you come from?
你从哪里来？
Is the job position sitll open?
那个工作位置还接受申请吗？
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。