| 单词 | Aqua-Lung |
| 释义 | Aqua-Lung ['æk.wə.lʌŋ] trademark noun countable ■a container of air which someone carries on their back while swimming under the water, which has a tube taking air to their mouth or nose to allow them to breathe （潜水员背负的）水肺，水中呼吸器 |
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