Exotrophy
外向性
🗣️ 情景例句
He never drinks except on special occasions.
除非在特别场合，他从不喝酒。
Want of care does us more damage than want of knowledge.
粗心比无知更为有害。
I'm afraid that he'll forget it if he misses so many lessons. He may even fail his Chinese exam.
如果他再缺这么多课，恐怕他会忘记很多的。他的汉语考试甚至会不及格。