up the price 提高价格
up production 增加产量
up the stakes 提高风险或赌注
up the intensity 增加强度
up the volume 提高音量
A: Why did they up the price suddenly?
A：他们为什么突然提高价格？
B: Because the demand has increased significantly.
B：因为需求显著增加。
1) 提高数量或水平
2) 增加强度或风险
3) 提升影响或效果
1. 提高；增加；升级
2. (口语) 增加音量或速度
verb (past tense)
1. To increase, raise, or enhance something in level, quantity, intensity, or effect.
Synonym: increased, raised, boosted