v. 维持，保持; 坚称; 维修，保养; 供养
If you maintain something, you continue to have it, and do not let it stop or grow weaker.
The Department maintains many close contacts with the chemical industry...
Push yourself to make friends and to maintain the friendships.
If you say that someone maintains that something is true, you mean that they have stated their opinion strongly but not everyone agrees with them or believes them.
He has maintained that the money was donated for international purposes...
Prosecutors maintain no deal was made...
If you maintain something at a particular rate or level, you keep it at that rate or level.
The government was right to maintain interest rates at a high level.
...action is required to ensure standards are maintained at as high a level as possible.
If you maintain a road, building, vehicle, or machine, you keep it in good condition by regularly checking it and repairing it when necessary.
...a tough campaign to force authorities to maintain roads properly...
The house costs a fortune to maintain...
If you maintain someone, you provide them with money and other things that they need.
He should pay and maintain you as well.
...the basic costs of maintaining a child.
1. keep in a certain state, position, or activity; e.g., "keep clean";
2. keep in safety and protect from harm, decay, loss, or destruction;
3. supply with necessities and support;
4. state categorically
5. of power or authority
6. maintain for use and service;
7. maintain by writing regular records;
8. state or assert;
9. support against an opponent;
10. observe correctly or closely;
assert, affirm, allege, maintain, testify, claim
maintain, conserve, preserve, save, store
The idea is to maintain the regularity of the heartbeat.
They maintain the closest relations with the masses and share their weal and woe.
It is clearly illogical to maintain such a proposition.
It costs five thousand dollars a year to maintain this house.
Whatever may betide, maintain your courage.