airpacks是airpack的复数
airpack
美
英
- 网络背包
复数：airpacks
n. | 1. a device consisting of a portable supply of oxygen connected to a face mask that allows somebody to enter an area where the air is unsafe to breathe |
| 单词 | airpacks | ||
| 释义 | airpacks是airpack的复数 airpack美 英
复数：airpacks
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