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1·A man in a crash helmet was mounting a motorcycle.

一个戴着防撞头盔的男子正骑上一辆摩托车。《柯林斯英汉双解大词典》

2·He pulled on a battered old crash helmet with a scratched visor.

他戴上了一顶破旧的、面罩上已有划痕的防护头盔。《柯林斯英汉双解大词典》

3·A man in a crash helmet was mounting a motorbike.

一位戴头盔的男子正跨上摩托车。

4·Al: Don't forget your puncture outfit and crash helmet.

艾尔：别忘了带爆胎装备和护头盔。

5·Al: Don t forget your puncture outfit and crash helmet.

艾尔：别忘了带爆胎装备和护头盔。

6·Rabbit, after thinking for a while, wished for a crash helmet.

兔子想了想，说他要一个头盔。

7·We hope he knows what he's doing, but our advice is that everyone bring a crash helmet in case he misses a turn.

但愿他明白自己在干什么，我们还是先戴好安全头盔吧，天知道他什么时候撞车。

8·Apparel usual necessary personal protective equipment: work clothes, protective shoes, crash helmet, protective glasses, and earplug.

穿戴日常必需的劳保用品：工作服、安全鞋、安全头盔、防护眼镜和耳塞。

9·This is exactly the kind of hair-raising scenario I imagined when my daughter went travelling - although she assured me she wore full leathers, a crash helmet and never went above 25mph.

要读一读保险单上那小小的字体写的究竟是什么。这正是我想象女儿去旅行时最令人毛骨悚然的情景，尽管她向我保证会全身穿上皮装，戴上头盔，速度也不会超过每小时25英里。

10·It is recommended that you replace a helmet after four years use, as it becomes weathered and aged in that time, and cannot guarantee full protection in a crash.

头盔用上四年后，最好更换，因为这时头盔会损耗及老化，无法保证在意外时，能充分发挥保护作用。

头盔

1·Al: Don't forget your puncture outfit and crash helmet.

艾尔：别忘了带爆胎装备和护头盔。

2·Apparel usual necessary personal protective equipment: work clothes, protective shoes, crash helmet, protective glasses, and earplug.

穿戴日常必需的劳保用品：工作服、安全鞋、安全头盔、防护眼镜和耳塞。

3·A man in a crash helmet was mounting a motorbike.

一位戴头盔的男子正跨上摩托车。

4·This is exactly the kind of hair-raising scenario I imagined when my daughter went travelling - although she assured me she wore full leathers, a crash helmet and never went above 25mph.

要读一读保险单上那小小的字体写的究竟是什么。这正是我想象女儿去旅行时最令人毛骨悚然的情景，尽管她向我保证会全身穿上皮装，戴上头盔，速度也不会超过每小时25英里。