helmed

helmet的音标是[ˈhelɪmɪt]，基本翻译是头盔、头罩，速记技巧是“海”+“利”+“米”+“特”。

Helmet这个词源自拉丁语“helmetum”，意为头盔。它的变化形式包括复数形式“helmets”和过去式“helmeted”以及过去分词“helmeted”。

相关单词：

1. helmet-n. 头盔 - 在许多文化和历史中，头盔被用作保护头部的重要装备，特别是在战争和体育活动中。

2. helmsman - 舵手，船长 - 这个词源于“helmsman”，指的是负责控制船只方向的人。

3. helm - 控制，舵 - 这个词在古英语中表示控制或舵，现在通常用于表示船只的控制部分。

4. helminth - 寄生虫 - 这个词源于“helminth”，最初指的是在人体内寄生的一种蠕虫，现在也用来泛指寄生虫。

5. helot - 农奴，仆人 - 这个词源自“helot”，最初是指在古希腊社会中作为农奴被剥削的群体，现在也用来表示仆人或奴隶。

6. helter-skelter - 匆忙地，慌忙地 - 这个词源自“helter”，意为匆忙的，加上“skelter”的名词形式，表示地面。这个词通常用来形容匆忙或慌忙的样子。

7. helpless - 无助的，无法自立的 - 这个词源自“helplessness”，表示无法自立或无助的状态。

8. helix - 螺旋物 - 这个词源自希腊语的“helix”，表示螺旋形状。

9. heliotherapy - 日光疗法 - 这个词源自“helio”和“therapy”，表示利用日光的治疗方法。

10. helixoid - 类似螺旋的 - 这个词源自“helix”和“oid”，表示具有螺旋形状的。

以上这些单词都与“helmet”这个词有某种联系，有的直接来源于其词源，有的则通过其衍生含义得到了相关的使用。

常用短语：

1. helmets on 头盔戴好

2. helmets off 摘下头盔

3. helmeted head 戴着头盔的头

4. helmeted helmet 头盔

5. helmeted helmeted 头戴头盔的人

6. helmeted helmeting 戴头盔

7. helmeting helmeted 戴头盔的人

双语例句：

1. Put on your helmets, we"re going for a bike ride. (英文)

2. Take off your helmets when you"re done riding, okay? (中文)

3. The driver was wearing a helmet, but it was too late. (英文)

4. I always wear a helmet when I ride my bike, safety first! (中文)

5. The helmet saved his head when he fell off his bike. (英文)

6. Helmets are essential for kids playing sports, especially football. (中文)

7. I"m glad I always wear my helmet when I"m riding my motorcycle. (英文)

英文小作文：

Helmets are important safety equipment for protecting our heads from injury in dangerous situations. Whether we"re riding a bike, playing sports, or simply going for a walk, wearing a helmet can help us avoid serious head trauma.

In sports, especially contact sports like football and soccer, helmets are essential to prevent concussions and other brain injuries. Children and adolescents are particularly vulnerable to these types of injuries, so it"s important to remind them to always wear their helmets when playing sports.

Helmets are also important for bikers and riders of all kinds of vehicles. Even if we"re not in a high-speed collision, falling from our bikes or vehicles can result in serious head injuries if we don"t have a helmet to protect us.

Finally, helmets should always be properly maintained and cleaned to ensure they"re in good condition and can perform their protective function effectively. It"s always a good idea to have a spare helmet on hand in case one gets lost or damaged.

In conclusion, helmets are an essential safety precaution that can help us avoid serious head injuries in a variety of situations. It"s important to remember to wear them, maintain them, and have a backup just in case.