趣敲客
英语词典
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maintain
maintain
美
/mein'tein/
英
/mein'tein/
v
vt. 维持, 维修, 保持, 坚持, 供养, 主张 [化] 维修
cet4 cet6 ky toefl ielts
high
college
abroad
例句
It's important to
maintain
a healthy lifestyle during adolescence.
在青春期保持健康的生活方式很重要。
How do you
maintain
high productivity at work?
你如何在工作中保持高效率？
Astronauts must exercise daily to
maintain
their muscle mass.
宇航员必须每天锻炼以保持肌肉质量。
He refused to borrow money from his friends to
maintain
his dignity.
他拒绝向朋友借钱以保持尊严。
Visitors are prohibited from feeding the wildlife in the reserve to
maintain
ecological balance.
为了保护生态平衡，禁止游客在保护区内喂养野生动物。
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