您要查找的是不是：
- Doing exercises in the open air is good for your health. 露天锻炼身体有益你的健康。
- More than60 pits in old mining areas are being extended. 老矿区的六十多个矿井正在扩建。
- Exposure to open air for exercise or health-promoting activity. 户外运动暴露于空气中的运动或促进健康的活动
- In the open air, we held a memorial meeting. 我们在室外举行了追悼会。
- John likes to take exercise in the open air. 约翰喜欢在户外锻炼。
- Speed up development of Panxi iron mining area. 加快攀西铁矿山建设。
- The film will be shown in the open air tonight. 今晚电影在露天演。
- Manage Environment in Exploration and Mining Area. 管理矿区环境。
- In the open air their rapture broke into speech. 来到户外，他们如醉如痴的狂喜迸发成语言。
- The coal mining area is in the center of the basin. 煤矿区位于盆地的中心。
- The children like to play in the open air. 孩子们喜欢在野外玩。
- The old woman enjoys walking in the open air. 那位老太太喜欢在户外散步。
- It's good for you to run in the open air. 在户外跑跑步,对你来说是有益的。
- More than 60 pits in old mining areas are being extended. 老矿区的六十多个矿井正在扩建。
- We do exercises in the open air. 我们做户外运动。
- We eat the mooncakes in the open air. 我们在户外吃月饼。
- Consequently, the main mining areas are those associated with zinc. 因此，主要的矿区久是这些和锌有联系的地方。
- They often play in the open air. 他们经常在户外玩。
- They saw a film in the open air. 他们看了一场露天电影。
- Independent Coordinate System Establish Method in Mining Area. 矿区独立坐标系的建立方法。
