音标: 英 [væk] 美 [væk]
1. I've been following you two around with a wet vac.
我一直拿着蒸汽吸尘器在你们后面清理呢
2. The seventh man, he wasn't wearing a vac suit.
第七个人 他没有穿真空防护服
3. It won't hold them long if they find vac suits.
他们要是找到了太空服可拖不了多久
