hy·dro·naut 
(hīdrō-nôt′)
(hīdrō-nôt′)n.
One trained to pilot, navigate, or otherwise participate as a crew member of a deep-sea vessel.
| 单词 | hydronaut |
| 释义 | hy·dro·naut (hīdrō-nôt′)n. One trained to pilot, navigate, or otherwise participate as a crew member of a deep-sea vessel. |
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