substitute
/ˈsʌbstɪtju:t; ?@ -tu:t; `sʌbstəˌtut/ n
~ (for sb/sth) person or thing that replaces, acts for or serves as sb or sth else 代替、 替换或代理的人或事物; 代替者; 代理人; 代用品
The manager was unable to attend but sent his deputy as a substitute. 经理不能出席, 派了个副手代表他.
This type of vinyl is a poor substitute for leather. 这种乙烯基材料代替皮革十分勉强.
[attrib 作定语]
a substitute player, horse, machine 替换的队员、 马、 机器. substitute, v
(a) [Tn, Tn.pr]
~ sb/sth (for sb/sth) put or use sb/sth as a substitute (for sb/sth else) 用某人[某事物]代替（另外的人[事物]）
The understudy was substituted when the leading actor fell ill. 主角演员患病, 由替角代替演出.
We must substitute a new chair for the broken one. 我们这把破损的椅子得换个新的.
(b) [Ipr] ~ for sb/sth act or serve as a substitute 代替; 替换; 代理; 取代
Can you substitute for (ie go instead of) me at the meeting? 你代我去开会好吗?
Honey can substitute for sugar in this recipe. 在这个食谱中, 可用蜂蜜代替食糖.