Prepyrogen
前热原; 前致热物
🗣️ 情景例句
If negotiaton fails, then what?
万一谈判破裂，怎么办？
The comet will appear in the southern sky.
彗星出现在南方的天空。
How would you like to proceed with the negotiations?
你认为该怎样来进行这次谈判呢？