1. add up to
合计达；总括起来意味着。此语本义指合计为，在日常多用喻义，即总括起来意味着。在用中应注意与add up一词有什么区别。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.，意即求同存异。
A： What do you mean？ 你的意思是？
B： Considering the major contracts they might give us, I overlooked1 the small loss. 考虑到他们可能与大家签订大宗合同，小小的损失我就忽视不计了。
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.
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 doesnt attend meeting next time, his or her bonus will be deducted2. 发布一则公告，就说假如有人下一次不参加会议，他或她的奖金全扣。
4. all wet
搞错了。wet原义为湿的，引申为某人没经验。All 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. 我前天在这儿预约了房间，我叫戴维-约翰逊。
B： Reservation? What do you mean? 预约？的意思是？
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。