maintain

US /meɪnˈteɪn/
UK /meɪnˈteɪn/
"maintain" picture
1.

维护, 保养

to keep something in good condition by checking or repairing it regularly

:
It's important to regularly maintain your car.
定期保养您的汽车很重要。
The building has been well maintained over the years.
多年来,这座建筑一直得到很好的维护
2.

保持, 维持

to cause something to continue; to keep something at the same level or standard

:
She struggled to maintain a healthy weight.
她努力保持健康的体重。
The company managed to maintain its market share.
该公司成功保持了市场份额。
3.

坚称, 主张

to state something strongly to be true

:
He continues to maintain his innocence.
他继续坚称自己无罪。
She maintained that she had never seen him before.
坚称以前从未见过他。