add/æd; æd/v 1 [T] to put something with something else, or with a group of other things 增加﹐添加﹐加上: Just add a little water. 加点水就行了。add sth to sth Do you want to add your name to the mailing list? 你想把你的名字列入邮寄名单吗?see box at见 RECIPE 方框2 [T] to put numbers or amounts together to calculate the total [ subtract ] 加﹐相加: add sth and sth Add 5 and 3 to make 8. 5 加 3 得 8。add sth to sth The interest will be added to your savings every six months. 每六个月结息一次累加到你的存款中。see box at见 CALCULATE 方框3 [I,T] to increase the amount or cost of something 增加﹐添加〔某事物的数量或费用〕: add (sth) to sth Sales tax adds 15% to the bill. 账单上要加 15% 的销售税。Let's try not to add to the problem. 我们尽量不要再出问题了。4 [T] to say something extra about what you have just said 补充说: ‘It's too late anyway,’ he added. “反正现在也太晚了。”他加了一句。+that The judge added that this case was the worst she had ever seen. 法官补充说﹐这是她所遇到的最严重的一桩案件。see box at见 SAY1 方框5 add insult to injury to make a bad situation even worse for someone who has already been treated badly 伤害之上再加侮辱﹐雪上加霜add sth on phr v to put another part or amount on something, so that it is bigger 增加﹐添加﹐附加: They’re going to add on another bedroom. 他们打算加建一间卧室。+to A service charge will be added on to your bill. 你的账单上要附加服务费。add up phr v 1 to calculate the total of several numbers or amounts 把…加起来: add sth up Add your scores up and see who's won. 把你们的得分加一加﹐看谁赢了。2 not add up to not seem true or reasonable 说不通﹐不合情理: His story (=explanation)doesn’t add up . 他的解释不合情理。