Spiracin
甲基羧基水杨酸
🗣️ 情景例句
I appreciate your counter-offer, but find it too low.
谢谢你的还价，但我觉得太低了。
He who never was sick dics the first.
永不生病的人往往一病致命。
Although we can't see these atoms, they really do exist.
虽然我们看不见原子，但它们的确存在。