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- washer for air piston [化] 空气活塞垫圈
- The washer for preventing leakage is broken. 那个防漏的垫圈坏了。
- The exhausted runner was gasping for air [breath]. 那人跑得疲惫已极，上气不接下气。
- The diver came up for air again. 潜水员又露出水面换气。
- He burst to the surface, straining for air. 他冲出水面，使劲吸气。
- How Often Do Whales Come Up for Air? 鲸每隔多久浮出水面换气?
- No air filter is considered for air supply unit. 新风处理机组没有考虑空气过滤处理。
- Medicated oil is also helpful for air sickness. 加工型石油一样很有用。
- He was gasping for air when he got on the bank. 他上岸之后直喘气。
- He sucked hard for air to keep breathing. 他拼命吸气以维持呼吸。
- Fabric specially designed for air condition. 是特别为空调机设计的织物。
- Could you give me some medicine for air sickness? 能给我点晕机药吗?
- We are looking for air filters,please contact us. 我们需要汽车空气滤清器，请联系我们。
- I am looking for air filters for cars. 我们需要空气滤清器，请联系我们。
- The flowline for air or gas drilling. Blooie line（气体钻井的排岩屑管）.
- To make and fit two iron blinders for air port in dining saloon. 制作并安装餐厅里两只舷窗铁盖。
- After the device is decapped, it is dipped into acetone and clean with ultrasonic washer for 5 minutes. 开封结束后,将器件浸在丙酮中超声清洗5分钟。
- We swam a long way under water and then came up for air. 我们在水下潜游了很长一段路，然后浮上水面透口气。
- Meanwhile, they should encourage those among us who cannot swim five yards before they are gasping for air. 从眼前来说，他们对我们中间有些游不到5码便急着想换气的人来说，总该是个鼓励吧。
- To provide with a vent, as for airing. 提供通气口以通气
