check in

To register, as at a hotel.

在旅馆登记住宿

check out

To settle one's bill and leave a hotel or other place of lodging.

结帐离开：结帐并且离开旅馆或其它住所

To withdraw (an item) after recording the withdrawal

办妥手续之后取出（某物）

check out books.

借出书籍

To record and total up the prices of and receive payment for (items being purchased) at a retail store

收款：零售商店中对所购商品的记录、计价及收款

The cashier checked out and bagged my order.

收款员计价收款并给我包装了商品

check over

To look over; examine

查看；检查

The teacher checked the students' papers over.

老师仔细查看了学生们的试卷

check someone/thing skeef

(S. African)give someone or something a disapproving look

(南非)向某人（某物）不满地看一看

check you

(S. African)goodbye

(南非)再见

in check

under control

被控制住

a way of keeping inflation in check.

控制通货膨胀的方法。

(Chess)(of a king) directly attacked by an opponent's piece or pawn; (of a player) having the king in this position

(棋)（王）被将军；（棋手的）王被将军

keep a check on

monitor

监控

keep a regular check on your score.

对你的积分定期查一下。

check in ( 或 check someone in)

arrive and register at a hotel or airport

（到旅馆或机场）登记，入住，到达

you must check in at least one hour before take-off.

你必须在起飞前至少一小时办理登机手续。

they check in the passengers.

他们为乘客办理登机手续。

check something in

have one's baggage weighed and put aside for consignment to the hold of an aircraft on which one is booked to travel

（在机场）托运（行李）

check into

register one's arrival at (a hotel)

登记入住（旅馆）

check something off

tick or otherwise mark an item on a list to show that it has been dealt with

在表上列项处打钩（或作记号）

check on

verify, ascertain, or monitor the state or condition of

核实；查明；监控

the doctor had come to check on his patient.

医生已来检查过病人。

another way of saying check up on

同 check up on

check someone/thing out

establish the truth or inform oneself about someone or something

查实；了解

they decided to go and check out a local restaurant.

他们决定去一家当地餐馆尝尝口味。

(chiefly N. Amer.)enter the price of goods in a supermarket into a cash machine for addition and payment by a customer

(主北美)（将货物价格输入超市收银机相加）计算出（顾客）应付款

check something over

inspect or examine something thoroughly

彻底检查；彻底调查