8. Call center 电话销售中心，电话销售点，呼叫中心
e.g. With a call center you don’t have to pay high rents for good high street locations or pay commission to brokers and agents.
 有了电话销售中心，你将不需要为地处商业大街黄金地段的店面支付高额租金，也无需向中间商或代理商支付佣金。

9. caller ID 来电显示（服务）
e.g. Caller ID is a service that tells people who is calling before they answer the phone.
 来电显示这项服务能使收话人在应话前知道来电者的身份。

10. Call forwarding 呼叫转送（服务）
e.g. Services such as call forwarding are also available.
 提供的服务还包括呼叫转送
1. Call-in Medical Care 电话求医市场

2. camcorder （便携式）摄像机，由camera + recorder构成。

3. campaign 宣传活动
e.g. The company is planning a new advertising campaign to increase sales.
 公司在策划一次新的广告宣传促销活动。

4. canteen 职工食堂
e.g. Subsidised canteen is one of staff benefits.
 由公司补贴的职工食堂是员工福利之一。