sour
- adj. 酸的；发酵的；刺耳的；酸臭的；讨厌的
- vi. 发酵；变酸；厌烦
- vt. 使变酸；使失望
- n. 酸味；苦事
- n. (Sour)人名；(柬)索
考试真题
- In the past, health experts warned us that the day would come in which it would become very difficult to provide medical care for even common problems such as lung infection or severe sour throat.
出自-2017年6月听力原文