水真的滾起來的那個溫度
這一族就是核心畫面本身，鍋子裡是真的液體。
noun · B1
The temperature at which a liquid gets hot enough to boil and start turning into gas. Every liquid has its own boiling point, and the figure changes with the air pressure pushing down on it.
沸點
核心畫面
Picture a pot on the heat. For a long time nothing seems to happen: the water just gets warmer and warmer, quietly. Then it arrives at one exact temperature and stops being quiet — it boils. The word names that one point on the way up, and both of its uses are about the same thing: the moment when rising heat finally shows.
可以想成爐子上的一鍋水。前面很長一段時間好像什麼都沒發生，水只是安安靜靜地愈來愈熱。到了某一個溫度，它就再也安靜不下…更多收起
可以想成爐子上的一鍋水。前面很長一段時間好像什麼都沒發生，水只是安安靜靜地愈來愈熱。到了某一個溫度，它就再也安靜不下去，開始滾了。這個字指的就是那一個點。兩個意思講的其實是同一件事：一路加溫，終於藏不住的那一刻。Two branches
情緒加溫到藏不住的那一刻
鍋子裡的水換成人的情緒。一樣是慢慢加溫，一樣在某一點再也壓不住。
noun · B2
The moment when people are so angry or upset about a problem that they cannot deal with it calmly any more. It is usually used with reach, come to, or at, and normally without 'the'.
爆發邊緣