Modern video cameras are light and easy to carry.
新型的'摄像机很轻，容易携带。
Credit cards eliminate the need to carry a lot of cash.
有了信用卡就用不着携带很多现金。
The work will be carried out at a future date.
这项工作将来再做。
He has carried out extensive research into renewable energy sources.
他已经对再生能源进行了广泛研究。
The research was carried out on a modest scale.
这个研究项目开展的规模不算太大。