boiling point 1. 沸点 2. (激烈情绪的)爆发点 He had a low boiling point and was beginning to simmer. 他的性格易发火，正忍不住要发作了。 Their impatience is clearly bubbling up toward the boiling point. 显然他们的不耐烦难以抑制，快要爆发了。 3. 决定行动的时刻 Matters have reached the boiling point. 事情已到决定性的时刻了。