New Words：

business [ˈbɪznəs] n. 商业；商务；生意；买卖；事情；职责

Sample Sentences：

None of your business.
Mind your own business.
A teacher's business is to help children learn.
He has some unfinished business to deal with.
The company has done business with many countries.

New Words：

volume ['vɔljum] n. 体积；容量；卷；音量

Sample Sentences：

The volume of this container is 20 cubic meters.
The television is too loud; turn the volume down.
The volume of business with Japan has increased.
For that article he has worked over some 30 volumes of Chinese history.

business [ˈbɪznəs] n. 商业；商务；生意；买卖

New Words：

adjust [ə'dʒʌst] v.调整；校准；调节；使适应

Sample Sentences：

This button is for adjusting the volume.
After a while his eyes adjusted to the dark.
This kind of desk can be adjusted to the height you need.
He adjusted himself very quickly to the heat of the country.

volume ['vɔljum] n. 体积；容量；卷；音量

New Words：

lid [lid]
n.盖子
v.给...盖盖子

Sample Sentences：

I can't get the lid off this jar.
I lifted the lid of the box and peered in.
She lifted the lid of the pot to add some salt.

New Words：

lever [ˈlevər]
n.杆；杠杆；控制杆
v.（用杠杆）撬动

Sample Sentences：

They levered the iron into the house.
I levered the lid off the pot with a knife.

Push the lever and the machine will start.
Pull the lever towards you to adjust the speed.
I put the coin in the machine and pulled the lever.

lid [lid] n. 盖子
adjust [ə'dʒʌst] v.调整；校准；调节；使适应