sub
柯林斯词典
1. N-COUNT A sub is the same as a submarine sandwich. 同submarine sandwich
2. N-COUNT A sub is the same as a . 同substitute teacher[美国英语]
3. N-COUNT In team games such as football, a sub is a player who is brought into a game to replace another player. 替补队员[非正式]
We had a few injuries and had to use youth team kids as subs. 我们有几个受伤队员，不得不用青年队的孩子们作替补。
4. N-COUNT A sub is the same as a . 潜艇[非正式]
返回 sub
sub /sʌb/ (subs)
剑桥词典
sub noun [C] (REPLACEMENT)
in sports , a player who is used for part of a game instead of another
（体育比赛中的）替补队员
One of the players was injured during the match , so a sub was brought on. 比赛中一个队员受了伤，于是一个替补队员顶上了。
同义词
substitute noun
US
a teacher who replaces teachers who are absent from work
代课教师
A trained teacher , he found work as a sub which fit around his other commitments . 他是一名受过培训的教师，他觉得做代课老师这样的工作便于他做其他事情。
同义词
substitute teacher
sub noun [C] (SHIP)
a ship that can travel under water
潜艇
a nuclear sub 核潜艇
同义词
submarine
sub noun [C] (MONEY)
UKan amount of money that you pay regularly to be a member of an organization or club
订阅费，订购款；服务费；（俱乐部的）会费
Have you paid your tennis club sub yet ? 你付过网球俱乐部的会费了吗？
同义词
subscription
sub noun [C] (SANDWICH)
USa long , thin loaf of bread filled with meat or cheese , and often lettuce , tomatoes , etc
潜艇三明治（内夹色拉、冷切肉或奶酪的长条形面包）
a meatball sub 肉丸潜艇三明治
同义词
submarine sandwich 返回 sub