打气嘴
Inflator nozzle
以上为机器翻译结果，长、整句建议使用 人工翻译 。
盛奶瓶外设置有一个打气筒，其气管通过气门嘴与盛奶瓶中的气囊相连通。
The exterior of the milk loading bottle is provided with an inflating pump. An air pipe of the inflating pump is communicated with the air bag of the milk loading bottle through an air valve.
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