英德
有道
百度
谷歌
图片
维基
百科
消防面具
[安全] fire mask
- 消防知识时，小明学会了如何戴防毒面具。
Xiao Ming learnt how to wear a gas mask when they were taught about fire protection. - 了解不同的呼吸器消防队长与技巧在这个自由消防面具影片。
Learn about different SCBA masks with tips from a fire captain in this free firefighting video. - 如果你曾看到消防员穿戴全面罩防毒面具时，背上还有一个空气瓶，那么你就见过SCBA系统了。
If you have ever seen a firefighter wearing a full-face mask with an air tank on his or her back, then you have seen an SCBA system.
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中国词汇量第二的英语词典
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