1.trip用作动词的基本意思是“走,跑”,含有脚步轻快的意味,是不及物动词,常与介词、副词连用。
2.trip还可指“没有看到障碍物而绊倒”,常与over连用。引申可作“失足”“失言”“出差错”解,可指某人诱使某人犯错误,也可指某人由于自身的原因而犯错误,可用作不及物动词,也可用作及物动词。用作及物动词时,接名词或代词作宾语。

trip over(v.+prep.)
▲trip over sth
1.被…绊倒 fall over (sth in one's way), as by catching the foot
He tripped over someone's foot in the darkened cinema and almost fell.在黑暗的电影院中,他被什么人的脚绊了一下,差一点跌倒。
2.读错,说错 make an awkward mistake in (sth such as words)
The speaker answered most questions well, except one that he tripped over because he didn't have the necessary facts.发言人对绝大多数问题都回答得很圆满,只是在一个问题上有失误,那是因为他没有掌握必要的证据。

trip up(v.+adv.)
1.绊倒,跌倒 fall awkwardly, as by catching the foot
▲trip up
Jim was running well until he tipped up and fell, losing the race.比赛中吉姆一直跑得很好,可后来跌倒在地,失利了。
▲trip sb⇔up
The boy put his foot out to trip the teacher up.那男孩伸出脚把老师绊倒。
The hard math problem tripped up most of the students.这道数学难题难倒了大多数学生。
2.抓住(某人)的差错; (使)犯错误 catch (sb) in a mistake; (cause to) make a mistake
▲trip up
The leading politician was greatly admired until he began tripping up on his own standards.那位举足轻重的政治家开始在其自身准则方面犯错误之前一直是深孚众望的。
▲trip sb/sth⇔up
The judges' questions tripped him up completely.法官们的提问使他彻底地说出了他不想说的话。
We tripped him up and he contradicted himself.我们抓住了他的谎言,他讲话就自相矛盾了。
◇ 用于be ～ed结构
I was tripped up by him.我被他抓住了把柄。

用作不及物动词
▲S+～(+A)
She is tripping along with her little steps.她踏着小步在轻盈地跳舞。
He came tripping down the stairs.他脚步轻快地走下楼。
The child ran, tripped and fell down.那个孩子跑着跑着,脚下被什么东西绊了一下,跌倒在地。
He tripped when trying to spell this word.他在拼写这个词时拼错了。
The speaker tripped when he made that statement.该发言人在讲那番话时说走了嘴。
用作及物动词
▲S+～+n./pron.
The clever lawyer tripped the witness.那个聪明的律师使证人说错了话。
The difficult question tripped him.这个难题他回答错了。
Father tripped me by that question.父亲提那个问题把我难倒了。

trip, blunder, bumble, flounder, stumble
参见stumble条。

［同义词］ n.  cruise, excursion, tour, travel, voyage
［词源］  ＜中古英语trippen＜古法语treper＜古英语treppan(跨步,走,踏上)

trip的基本意思是“行走,行驶”,引申可作“旅行”解,常指距离较近、时间较短的旅行,旅行结束后还要返回原地。可用作可数名词,也可用作不可数名词。

She was tired by the continual trips to the grocery, school and office.由于不断地奔波于杂货店、学校和办公室之间,她已疲惫不堪。
My throat was dry after the long trip.经过长途跋涉,我的喉咙发干。
I made a special trip to see him.我专程去看望他。
This trip will be only experimental.这次旅行只是试验性的。
The trip to California is farther than I thought.到加州的路程比我想象的还远。
We were grateful to get back on dry land after our rough boat trip.谢天谢地,我们经过颠簸的航行以后终于回到陆地上了。
This trip is going to turn out well,I'm sure.我相信这次旅行一定会顺利的。
It was a long trip and we took turns at driving the car.那是一次长途旅行,我们轮流开车。
I've developed a taste for African music since my trip last year to Nigeria.自从我去年的尼日利亚之行后,我对非洲音乐产生了兴趣。
He is thinking about going on a trip to Africa.他正考虑去非洲旅行一次。
During the trip John and I took turns driving the car, he would drive for about a hundred miles and then I would drive for about another hundred miles. 旅行期间约翰和我轮流开车。他先开100英里左右,我再开100英里左右。
She was talking of her trip.她正谈论着那次旅行。
The teacher asked the children to make up a story about a trip to the moon.老师叫孩子们虚构一个到月球旅行的故事。
He has just made a round trip.他刚做了一次往返旅行。

trip, journey, tour, travel, voyage
参见journey条。