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- A miner's lamp is fixed onto his helmet. 矿灯固定在矿工的头盔上。
- He devoted all his life to China's aviation. 他的一生都奉献给了中国的航空事业。
- All visitors to the site must wear safety helmet. 到工地的所有参观者必须带上安全帽。
- aviation helmet 飞行头盔
- A stray bullet struck his steel helmet and glanced off. 一颗流弹击中他的钢盔，又弹了开去。
- The man on the motorcycle wore a helmet. 骑摩托车的人戴了一顶头盔。
- Jerry: I never had a beard. I kept my hair inside the helmet. 杰端：我以前是从不留胡子，我头发是在头盔里。
- A bullet glanced off the captain's helmet. 一颗子弹擦过上尉的钢盔。
- Aviation was lamentably weak and primitive. 航空设施极其薄弱简陋。
- A cloth band or scarf wrapped around the crown of a hat or sun helmet. 头巾缠绕在礼帽或遮阳帽帽冠周围的布条或三角巾
- At that time aviation was still in its infancy. 当时航空仍在萌芽阶段。
- A medieval light helmet with a neck guard and movable visor. 头盔中世纪有护颈和活动护面的轻便头盔
- The sword bit the knight's helmet. 剑刺穿了武士的头盔。
- Civil aviation in this area develops very quickly. 这个地区的民航发展很快。
- What about the reconnaissance aviation? 侦察航空兵呢?
- A covering, such as a hat or helmet, for the head. 盔，帽如帽子或头盔等头部遮盖物
- What is the main task of the bombardment aviation? 轰炸航空兵的主要任务是什么呢?
- The safety helmet is held on by an elastic strap. 安全帽用一根松紧带系住。
- A plume used as decoration on top of a helmet. 羽饰头盔顶部用作装饰的羽毛
- I will always wear a helmet when bicycling. 每次骑自行车我都要戴上头盔.
