"let C be the union of the sets A and B"
"He joined the Communist Party as a young man"
"join these two parts so that they fit together"
"She joined him for a drink"
"The two roads join here"
"The two streets connect to become a highway"
"Our paths joined"
"The travelers linked up again at the airport"
The paving was worn smooth by feet, the joins between the stones almost obliterated.
出自： P. Lively
Donald seemed to attach himself directly to Tim as if invisible threads joined their bodies.
出自： I. Murdoch
A bridge joining the village to the mainland.
出自： B. Emecheta
The threads of discourse, broken off in..childhood, can now be joined once more.
出自： J. McDougall
They danced and danced until a lot of us joined in.
Sarah never joins in; she always plays on her own.
At the end of the concert, a lonely listener began to cheer, and soon the whole crowd joined in.
When they lacked manpower, the miners joined in to help.
The sports day is an occasion which we can all join in.
Everybody has to join in the training.
The whole nation joined in the celebrations.
Eight million people joined in the battle against drought.
We hope everybody will join actively in this struggle.
May I join in the game?
A group of bystanders were invited to join in the game.
Do you know how many of them joined in the research project?
Will you join in that historic effort?
你们愿意参加这具有历史意义的行动吗? join sb in sth/v-ing
She joined us in the chorus.
Would you join us in a walk?
Will you join us in the discussion?
Our leaders joined the people in the festivities in the parks.
Jim joined his father in helping to make the business a success.
My wife joined us in thanking you for the gift.
They joined me in congratulating you.
人们赶紧跑去观看游行,我们也跟随在后边。 join sth ⇔ on
They joined the wires on and made the necessary new connection.
The train will stop at the next station to join two more carriages on for the football fans.
这玩具的头和身子用铁丝连在一起。 join sth on sth
Join the blue wool on the end of the gold pattern and work the same stitches into the back.
This wing was originally separated from the main building, but was joined on it at a later date.
The house is joined on the one next door by a wall which the two properties share.
Two extra carriages were joined on the train at York.
We joined point A to point B in a straight line.
You should never join an electric wire to a water pipe.
The new highway has joined our village to the city.
The hip bone is joined to the thigh bone.
South America is joined to North America by a canal.
The whole class all joined together to sing Happy Birthday to the teacher.
全班学生一起对着老师唱起了《生日快乐》歌。 join sth together
Can you join the broken pieces together?
The welding is so smooth that you can hardly see where the sections of pipe are joined together.
Two or more sentences may be joined together by a conjunction.
Her son often says he will join up when he grows up.
The Anti-Japanese War broke out, and he joined up at once.
He has joined up in the Parachute Regiment.
他参加了伞兵团。 join up
I'm glad to see that the edges of the wound are joining up nicely.
The three clubs joined up to improve the town's playground facilities.
三家俱乐部联合起来,共同改善镇上运动场的设施。 join up into sth
The railway tracks join up into a single line on the other side of the town.
镇子那边的几条铁道合为一条单线。 join up with sb/sth
We plan to join up with the other party of climbers on the other side of the mountain.
They joined up with us for the remainder of the holidays.
The commando force joined up with the airborne troops near the captured bridge.
在被占领的桥梁附近,突击队和空降部队会合。 join sth ⇔ up
The electrician joined the wires up.
The first stage of the operation was to join up the bones.
We joined up small plots of land and made bigger fields.
Engineers can join up distant countries by radio or telephone.
Children have to learn to join up their letters.
Four main vessels had to be joined up.
They joined the two islands with a bridge.
他们用一座桥把这两个岛连接起来。 join with sb
He never joins with us; he always plays on his own.
他从不和我们在一起,他总是自己单独玩。 join with sb in sth/v-ing
He joined with us in the expenses of the trip.
The Liberals joined with the Conservatives in an attempt to bring about the defeat of Government.
She joined with me in the undertaking.
We all joined with Mr. and Mrs. Brown in their sorrow.
Will you join with me in buying a present for them?
My wife joins with me in drinking the health of our distinguished guests.
我跟妻子一道为贵宾的健康干杯。 join with sb
On this point I join with you.
误 He's joined the army for two years.
正 He joined the army two years ago.
正 It is two years since he joined the army.
正 He's been in the army for two years.
误 We joined in the country club.
正 We joined the country club.
析 说“加入党派、团体、学会等组织”用join,不用join in; 说“加入游戏、讨论等活动”用join in,不用join。
误 They are going to build a bridge to join the island with the mainland.
正 They are going to build a bridge to join the island to the mainland.
误 The clients wrote to us one after another to join the Guangzhou Fair.
正 The clients wrote to us one after another to attend the Guangzhou Fair.
误 When he heard his classmates singing, he went over and took part in.
正 When he heard his classmates singing, he went over and joined in.
析 短语take part in中的in是介词, in后须接宾语,故不可置于句末。而join in中的in可以是介词,也可以是副词,作副词时可以置于句末。
误 Will you join her in the game together?
正 Will you join her in the game?
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