The driver tried to change gear, then swerved.是什么意思？

The driver tried to change gear, then swerved.

司机试图换挡，接着突然转向。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

driver

n. 驾驶员，司机，驱动器，驱动程序，驱逐者，驱赶者，（高尔夫球）球棒；

例句
They were astonished to find the driver was a six-year-old boy.
令他们吃惊的是，开车的居然是个6岁的小男孩。

tried

adj. 可靠地，经过考验的；v. 试图，努力( try的过去式和过去分词)，考验，磨炼，审讯；

例句
He was tried in absentia and sentenced to seven years in prison.
他被缺席判处七年监禁。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

change

vt. 改变，变更，交换，替换，兑换，换衣服（床单）；vi. 改变，转变，交换，互换，换衣，更衣；n. 变化，改变，交换，交替，零钱，找头，代替物；

例句
There'll still be a feeling abroad that this change has to be recognised.
人们还会普遍觉得这项变革早晚得接受。

gear

n. 齿轮，排挡，传动装置，衣服 ；vi. 接上，调

例句
Police with riot gear and several fire engines are in attendance.
防暴警察和数辆消防车都到了。

then

adv. 那时，然后，那么，话说回来；adj. 当时的，那时的；

例句
Liz adjusted her mirror and then edged the car out of its parking bay.
莉兹调了调后视镜，将车子挪出了停车位。

swerved

v. （使）改变方向，改变目的( swerve的过去式和过去分词 )；

例句
Nicholson never swerved from his aim of making pure and simple art.
尼科尔森始终坚持创作纯粹简单的艺术，从未动摇过。