substitution
n
1 [U] substituting or being substituted 代替; 替换; 代理; 取代.
2 [C] act of substituting 代替; 替换; 代理; 取代
Two substitutions (ie of players) were made during the match. 在比赛中换了两次人.
Sure. The number is... five five five...seventeen twenty.
没问题 号码是555-1720。
Why do you dislike the medicine so much?
为什么你如此不喜欢药?
Fortunately for them, the Bank of England has a team called Mutilated Ladies which deals with claims from people who fed their money to a machine or to their dog.