1. add up to
合计达;总括起来意味着。此语本义指"合计为"，在日常生活中多用喻义，即"总括起来意味着".在使用中应注意与"add up"一词的区别。"add up"本指"把 … 加起来"，其喻义为"言之有理，说得通"，如：the facts just don't add up.(这些事情合计起来不对头。)
a: the cashier said he had locked the safe before he left. 出纳说他走时把保险柜锁上了。
b: but how did the money disappear from it if it was locked? 如果锁上了那钱怎么没的?
a: i just wonder …… 我只是奇怪……
b: what do you think it all adds up to? 你想这一切意味着什么?
a: it adds up to the fact that we have been cheated. 意味着我们被骗了。
2. agree to differ
求同存异。指的是"各自保留不同意见(不再说服对方)"，意即"求同存异".
a: what do you mean? 你是什么意思?
b: considering the major contracts they might give us, i overlooked the small loss. 考虑到他们可能与我们签订大宗合同，小小的损失我就忽略不计了。
a: so you agreed to differ? 所以你就求同存异?
b: that's right. 没错。
3. all told
合计;总之。此语原义为"总计，合计"，引申为"总之".如：all told，it was a great credit to them.(总之，这给他们大大增了光。)
a: how many people attended today's meeting? 有多少人参加了今天的`会议?
b: there were seventeen of us at the meeting, all told. 一共有十七个人。
a: issue an announcement that if somebody doesn't attend meeting next time, his or her bonus will be deducted. 发布一则通知，就说如果有人下一次不
搞错了。wet原义为"湿的"，引申为某人"没经验" wet多见于美国俚语，意为"大错特错".
a: i made a reservation two days ago. my name is david johnson. 我前天在这儿预订了房间，我叫戴维-约翰逊。
b: reservation? what do you mean? 预订?什么意思?
a: i booked a single room here for tonight. 我订了一间今晚的单人房。
b: oh! you're all wet, actually. this is not a hotel. the hotel is the building across the road. 哦，你搞错了。这不是旅馆，旅馆是路对过的那座楼。