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- maintain free battery 免维护蓄电池
- Maintain free space for academic research and praxis! 维持学术研究与实践的自由空间！
- Little indium contained mercury free paper liner could be applied to the mercury free battery with natural MnO 2. 用铟量较少的无汞含铟浆层纸可用于含天然二氧化锰的无汞电池。
- In Kindleberger's view, the dominant country must co-ordinate macro-economic policies and maintain free trade, as well as being the international lender of last resort. 金德尔伯格认为，占据主导地位的国家，应该协调宏观经济政策、保持自由贸易，并作为国际上的最后贷款人。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- By maintaining free trade and the free flow of information, promoting fair competition, enhancing the quality of the market and upgrading human resources. 提供一个有利营商的环境,包括维持贸易自由及资讯流通自由,鼓励公平竞争,提升市场素质及人力资源素质。
- The crew remained free from scurvy. 那些船员仍然没有患坏血病之虞。
- Anti-monopoly law is called "Economic Constitution" mainly because it maintains free competition, perfects effective competition structure and prohibits restrict and excluding competition activities. 反垄断法被西方国家称为“经济宪法”，主要原因是反垄断法所维护的是竞争自由，完善的是有效竞争的市场结构，制止的是限制和排斥竞争的行为。
- He's a fervent believer in free speech. 他是言论自由的强烈信仰者。
- 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。
- She picked up a new magazine with her free hand. 她用空着的一只手拿起一本新杂志。
- 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
- Jon sent away for a free almanac. 乔写信去要一份免费赠阅的年历。
- Now that I am free, I can enjoy music for a while. 既然有空，我可以享受一下音乐。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- 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。
- He closed the deal successfully and was home free. 买卖成交了，他松了一口气。
- He is free with his advice to his pupils. 他直言无隐地向学生提出忠告。
- The factory cannot maintain current levels of production. 该工厂不能保持目前的生产水平。
