maintain
Definition
To keep in existence or continuance; to support or sustain.
中文 使某物继续存在;支持或维持。
Example
"She works hard to maintain her grades while balancing a part-time job."
To keep in existence or continuance; to support or sustain.
中文 使某物继续存在;支持或维持。
"She works hard to maintain her grades while balancing a part-time job."