helmet

n.

头盔；钢盔；盔形物，盔状物；[植]盔状花冠

vt.

给…戴上头盔；

复数：helmets

safety helmet安全帽，安全头盔

motorcycle helmet摩托车头盔

welding helmet n. 焊工帽；焊工面罩

crash helmet安全帽；（飞行员，摩托车驾驶员等的）防撞头盔

steel helmet钢盔

1. The sword bit the knight's helmet.
   剑刺穿了武士的头盔。
2. A miner's lamp is fixed onto his helmet.
   矿灯固定在矿工的头盔上。
3. The safety helmet is held on by an elastic strap.
   安全帽用一根松紧带系住。
4. 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。

Resorcinyl-triazines
Ethanol causes acute inhibition of carbohydrate, fat, and protein oxidation and insulin resistance.
Treatment of inoperable glucagonoma with the long-acting somatostatin analogue SMS 201-995.
Helmet
Injury-control recommendations: bicycle helmets. National Center for Injury Prevention and Control, Centers for Disease Control and ...
Mild hypothermia induced by a helmet device: a clinical feasibility study.
A case-control study of the effectiveness of bicycle safety helmets in preventing facial injury.
Helmets for preventing injury in motorcycle riders
New treatment of acute hypoxemic respiratory failure: noninvasive pressure support ventilation delivered by helmet--a pilot controll...
PULSE SENSOR, PULSE METER, OXIMETER, JOYSTICK, AND HELMET