go sour quickly 很快变质
milk goes sour 牛奶变酸
relationship goes sour 关系恶化
deal goes sour 交易失败
plan goes sour 计划失败
taste goes sour 味道变酸
turn/go sour on sb 对某人失望
1. The milk went sour after being left outside.
牛奶放在外面后变酸了。
2. Their friendship slowly went sour.
他们的友谊逐渐恶化。
3. The business deal went sour at the last minute.
这笔生意在最后一刻失败了。
4. His attitude toward the project went sour.
他对这个项目的态度变差了。
A: Why did your partnership go sour?
A：你们的合作为什么破裂了？
B: We had different goals, so it went sour quickly.
B：我们目标不同，所以很快就变糟了。
1) 指食物或饮料变质变酸
2) 比喻关系恶化或破裂
3) 指计划或交易失败
4) 表示情绪或态度变坏
1. 变酸；变质
e.g.The milk went sour in the heat.
牛奶在高温下变酸了。
2. 恶化；破裂（关系）
e.g.Their relationship went sour over time.
他们的关系逐渐恶化。
verb phrase
1. to become bad in taste, condition, or relationship
Synonym: spoil, deteriorate