输气管面罩 airline respirator
輸氣管面罩
Gas line mask
以上为机器翻译结果，长、整句建议使用 人工翻译 。
他把脚蹼、面罩、输气管都丢到潜水包里之后，查看自己的手表，记录下潜水时长和深度。
He dropped his fins, mask and snorkel into his dive bag and checked his watch, noting the dive time and depth.
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