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汉语拼音：ān quán mào

[矿工和地下工程人员等] 用来保护头顶而戴的钢制或类似原料制的浅圆顶帽子。

1. 施工或采矿时工人戴的帽子。用以防护头部，免受坠落的物件伤害。一般用柳条、藤芯或塑料制成。

   杜鹏程 《铁路工地上的深夜》：“最后，总指挥走出来。这是个粗壮的人。左手提个安全帽，穿双草鞋。”《诗刊》1978年第2期：“刚走到连部帐篷门口，连长正好碰着－－左手抱一圈废铁丝儿，右手挎一顶安全帽。”

• He said: " all visitors to the site must wear safety helmet, I wear a helmet for my own safety. "

  美国代表疑惑不解，摇头不干，说：“我戴安全帽是为了我自己的安全，不是给哪一位领导看的。”

• Throwing caution to the wind, he decided to ride his motorcycle without a helmet.

  他决定豁出去了，不带安全帽就骑摩托。

• Visitors can dress up in jumpsuits and hard hats and descend in a creaking elevator to the coalface 300 metres below the surface.

  参观人员穿上工作服和安全帽，乘坐吱嘎直响的升降梯下降到地面300米以下的产煤面。

• Subcontractor(s) will wear a different color hard hat that of Owner, TCC SINOPEC or other subcontractor(s) on project site.

  分包商应佩带与在项目现场的业主、中石化十公司或其他分包商不同颜色的安全帽。

• All those campaign stops on the factory floor, posing beside muscular men in overalls and hard hats, seem to have paid off.

  所有竞选活动在工厂地板上进行，身穿罩袍头戴安全帽的肌肉发达的汉子站在旁边，看来他们已经发完工资了。

• And on the front of the card was a picture, a cartoon, of a little boy wearing a hardhat and driving a tractor.

  在贺卡的正面有一幅画，一幅卡通画，是一个小男孩戴着一个安全帽在开一辆拖拉机。

• In general, although the system detects both of the human body and the helmet, it cannot be assured operation workers are wearing helmets.

  一般而言，系统同时检测到人体与安全帽并不能认为作业人员佩戴安全帽。

• l think we might have to get her a crash helmet.

  我们可能得买一顶安全帽给夏绿蒂

• No way ! But just now as I was trying to take the helmet off his bike , he saw me .

  我才不要呢！不过刚才我正要去把那顶安全帽从他车上拿下来时，真不巧正好被他看到。