第一個詞，是go across吧go across1. 橫穿馬路；越過水域(或空間等)：He went across the bridge.他走過橋了。2. 被接受；被理解：Did your speech go across to the crowd all right?你的演講大家理解了嗎?go down1. 下去：Go down and see what they are doing downstairs.下去看看他們在樓下干什么。2. 俯身；彎腰；跪下：I had to go down on the floor to clean the room.為打掃房間我只好跪在地板上。3. 被咽下去：This medicine goes down smoothly.這種藥物很容易咽下去。4. (日、月)西沉、落到地平線下：As the sun went down the whole sky became suffused with a red glow.當太陽西沉時，整個天空布滿了一片紅色晚霞。5. (聲望、質量)降低，下降：This restaurant which was once one of the best in New York,has gone down steadily in the past few months.這家曾經(jīng)是紐約最上等的餐館，近幾個月聲望在逐漸下降。6. 跌倒，落下；倒塌：The whole house went down in the floods.在洪水中整幢房子倒塌了。7. 失敗，被擊?。篢he best student went down in the last examination.最好的學生在最后一次考試中沒有及格。8. (風浪)平息下來；(腫脹)消退；(洪水)下落；(輪胎等)沒氣：The wind went down and the sea became quite calm.風停了，海變得平靜了。The tyre has gone down.輪胎沒氣了。9. (價格)下跌；(溫度等)下降：Eggs are going down.雞蛋的價格在下跌。During her illness her weight went down from 50 kilos to 40 kilos.在她生病期間，她的體重從50公斤降至40公斤。10. (音樂)降低音調：to go down a 5th here,not a 4th在這里要降5度，而不是4度。11. 被接受，受歡迎；引起反應：How did his speech go down with the audience?他的發(fā)言聽眾能否接受?12. (書等)記述到；(土地等)延伸到：How far does zoo's land go down?動物園的地盤有多大?13. 載入(歷史)，傳下去：This day will go down in history.今天將被載入史冊。14. [英國英語]離開大學：He went down without taking a degree.他大學畢業(yè)沒有獲得學位。15. [英國俚語]入獄：She went down for three months.她入獄三個月。16. [俚語]發(fā)生：What's going down?發(fā)生什么事了?go by1. 經(jīng)過：You've missed the bus, it just went by.你錯過了公共汽車，它剛開走。2. (時間)逝去，過去：Time goes by quickly on vacation.度假時時間過得真快。3. [口語](過錯、過失等)被放過；(機會等)錯過，輕易放過：You can't afford to let any job go by when you've been out of work for so long.你失業(yè)那么長時間了，可不能輕易放過任何工作機會。4. 按照，遵守；以…來判斷：Going by her diamond ring,she must be very rich.從她的鉆戒判斷，她一定很富有。Don't go by that clock.It's slow.不要按照那只鐘，它慢了。5. 靠…運轉，靠…動起來；(通過火車、飛機等)旅行：I think we should go by plane, it's faster.我想我們應該坐飛機，它快一些。6. 順便走訪：I was not at home when she went by yesterday.她昨天來看我時，我不在家。7. 被叫做；以…命名：He goes by the name of Smith, but I don't know who he really is.他被叫做***，但我不知道他真名叫什么。