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- We must maintain a firm attitude. 我们必须采取坚定的态度。
- He is too poor to maintain his family. 他太穷了，无法养活家人。
- A substance believed to maintain life indefinitely. 长生不老药被认为可以使生命无限的物质
- The plan is merely designed to maintain their nuclear superiority. 制定这个计划只是为了保持他们的核优势。
- The factory cannot maintain current levels of production. 该工厂不能保持目前的生产水平。
- He can't maintain enough equilibrium to ride a bike. 他骑自行车不能保持平衡。
- Part of my job is to maintain good relationship with our suppliers. 我的部分工作是同我们的供应商保持良好的关系。
- We must try to maintain the equilibrium of supply and demand. 我们必须努力保持供求均衡。
- Japan today simply stands too tall and too rich to maintain a low profile. 日本现在太醒目，太富裕了，很难再不引人注意了。
- A device that brings about and helps maintain equilibrium. 平衡器可以帮助达到平衡或保持平衡的装置
- Mankind have been trying every means to maintain the balance of nature. 人类采用一切手段保持生态平衡。
- He continue to maintain his technical innocence of any indictable offence. 他仍然声称自己从严格的法律意义上说并未犯有任何可以起诉的罪行。
- We try to maintain good relation with our customer. 我们努力与客户保持良好的关系。
- The government has taken a measure to maintain the stability of prices. 政府已经采取了措施以确保物价稳定。
- To use ski poles to maintain or gain speed. （以滑雪棒）推进加速使用滑雪杖来保持或增加速度
- We must maintain keen vigilance at all times. 任何时候我们都要保持高度的警惕。
- She struggled to maintain her composure. 她竭力保持镇静。
- My son can maintain himself now. 我儿子现在能自食其力了。
- We must maintain friendly relations with them. 我们必须和他们保持友好关系。
- Food is necessary to maintain life. 食物是维持生命所必需的。
