词典释义：
v. 开始；起源；（begin的过去式）
The cultivation of crops by humans began over 6,000 years ago.
人类种植农作物始于6000多年前。
Our business grew organically for the first two years before we began marketing aggressively.
在我们开始大规模市场推广前，我们的业务头两年都是有机增长。
In an attempt to diversify its student body, the university began to allow more exchange students to enroll.
为了实现学生群体多元化，这所大学开始接受更多的交换生。
I began implementing a new exercise routine last week and am already seeing the results. It's great!
我上周进行了一套新的锻炼计划，已经能看出成效了。真棒！
The women's liberation movement began in the 1960s in America and other Western countries.
女性解放运动开始于二十世纪六十年代美国和其它西方国家。
The police began to doubt her when they noticed many inconsistencies in her story.
警方注意到她的故事有太多不一致的地方，所以开始怀疑她。
After we began talking about the specifics of the deal, the investors seemed more interested.
在我们开始讨论交易的细节后，投资者似乎更感兴趣了。
The meeting began at 10 a.m.
会议早晨10点开始的。
After our client gave us positive feedback, we began building the prototype.
在收到客户积极反馈之后，我们就开始做产品原型了。
We hit a few roadblocks along the way when we began implementing new changes to the policy.
刚开始实施新政策时，我们遇到了一系列的阻碍。
The epidemic began with a single bacterium.
这种流行病起源于一种细菌。
'Well...' she began haltingly.
“唔…”她开始结结巴巴地讲话。
The rain began before sunrise.
雨是在日出前开始下的。
Everyone began talking at once.
大家同时开始讲话。
Shooting began early this year.
拍摄于今年初开始。
He began to perspire heavily.
他开始大量出汗。
past of
<Bold>BEGIN</Bold>的过去式。
begin + 名词 开始...
真题例句：
begin doing sth 开始做；开始从事；开始行动
真题例句：
begin to do sth 开始(做)；开展
真题例句：
to begin with 首先；起初
真题例句：
at the beginning of ... 起初；在...之初
真题例句：
Then the real nightmare began.
然后，真正的噩梦开始了。
《Flipped》《怦然心动》
You know, my television career began unexpectedly.
其实，我的电视生涯是在不经意中开始的。
《Oprah Winfrey Speech at Harvard》《奥普拉演讲》
They realized what was happening, and they began to exterminate one another.
它们意识到了，开始互相消除。
《Person of Interest Season 4》《疑犯追踪 第四季》
And as he walked down it, he grew young again and began a life anew.
他一边走着发现自己越走越年轻，开始了新的人生。
《Marco Polo Season 1》《马可波罗 第一季》
Noble Tiger traveled a great distance and began to find his eyes growing heavy.
老虎王走了很远，他发现他的眼皮变得沉重。
《Marco Polo Season 1》《马可波罗 第一季》
I began to notice how wonderful the breeze smelled. Like sunshine and wild grass.
沁人心脾的微风迎面扑来，夹杂着阳光和野草的芬芳。
《Flipped》《怦然心动》
Then we grew stagnant. Foreign competitors began producing steel that was better and cheaper.
然后便停滞了，外国公司开始产钢，比我们的更好更便宜。
《America Revealed》《透视美国》
To fight back, plants began to evolve a whole arsenal of defences for their precious leaves.
为了反击植物进化出一系列的武器来保卫它们珍贵的叶子。
《How To Grow A Planet》《植物之歌》
Penny, we are made of particles that have existed since the moment the universe began.
"佩妮，粒子从宇宙诞生之初就存在世上，是它们造就了我们。
《The Big Bang Theory Season 9》《生活大爆炸 第九季》
So, the universe will end in much the same state as it began, accelerating.
因此宇宙将会以与其产生时相同的状态结束，加速。
《TED-Ed》《TED教育》
Let me remind you, ma'am, the president was unconscious when this investigation began.
我要提醒你，女士，总统在这次调查开始前就已陷入昏迷……
《House of Cards Season 4》《纸牌屋 第四季》
When I first began working with Christopher Nolan, he wanted a Wormhole that had rather gentle gravity.
在我第一次开始与克里斯托弗•诺兰合作时，他想要有相当温和引力的虫洞。
《The Science of Interstellar》《《星际穿越》中的科学》
Then in the 1940s, the city abandoned streetcars and began an unprecedented freeway-building frenzy.
在40年代时，城市遗弃了电车，开始空前的高速公路建造之旅。
《America Revealed》《透视美国》
It was then that the mutagen that was injected into our blood began to change us in miraculous ways.
那些注射进我们血液的突变体奏效了，开始神奇般的改变着我们。
《Teenage Mutant Ninja Turtles》《忍者神龟：变种时代》
And so began our adventure. An independent international intelligence agency operating at the highest level of discretion.
我们的冒险就这样开始了。一个拥有最高度自由裁判权的独立国际情报机构。
《Kingsman: The Secret Service》《王牌特工：特工学院》
I'm gonna finish the work Arnold began. Find all the sentient hosts, set them free.
我要结束阿诺德开始的事业，找到所有有感知的接待员，解放他们。
《Westworld Season 1》《西部世界 第一季》
He was brilliant, but as we became close, he began to suspect that I wasn't telling him everything.
他很聪明，但随着我们越来越亲近，他开始怀疑我对他有所隐瞒。
《Ant-Man》《蚁人》
I believe the same thing is about to happen to me because I began to carry out the work she started.
我觉得这会在我身上重演，因为我在继续她没完成的事业。
《Jupiter Ascending》《木星上行》
We hit a few speed bumps early on. It began to anticipate where the food would come from.
我们前段时间出了点小问题，它开始预见食物出现的方向。
《Jurassic World》《侏罗纪世界》
Our hosts began to pass the Turing test after the first year. But that wasn't enough for Arnold.
第一年后，接待员们开始通过了图灵测试，但是阿诺德不满足于此。
《Westworld Season 1》《西部世界 第一季》
