helicoid

helicoid的音标是[ˈhelikəʊɪd]，基本翻译是“螺旋体”，速记技巧是“海里靠衣多”谐音记忆。

Heliocy：

1. 词源：helo-（源自希腊语中的“太阳”）和-cy（表示行为或状态）组合而成。

变化形式：复数形式为heliocyes。

相关单词：

1.heliostat：一种自动跟踪太阳的装置，常用于太阳能发电。

2.heliotrope：一种植物，其颜色会随着阳光的强弱而改变。

3.helioscope：一种用于观察太阳的望远镜。

4.heliotropism：向光性，指生物朝着光源移动或生长。

5.heliolithic：指与太阳有关的，如heliolithic pain（一种因太阳引起的疼痛）。

6.heliocentric：以太阳为中心的，与地心说相对立。

7.heliovisor：一种用于增强对太阳的视觉感知的设备。

8.heliolithic treatment：一种用于治疗某些疾病的方法，如疼痛和炎症。

9.helio-：前缀，表示太阳，如heliotherapy（日光疗法）。

10.helio-nutrition：指利用太阳光进行营养摄取的方式，如光合作用。

以上单词都与太阳和阳光有关，体现了Heliocy这个词源在生物学、物理学和医学等多个领域的应用。

常用短语：

1. helicopter parent - 过度保护的父母

2. helicopter view - 高空视角

3. helicopter money - 零花钱

4. helicopter ride - 直升机式教育

5. helicopter sculpture - 螺旋雕塑

6. helicopter landing - 直升机式降落

7. helicopter parenting - 过度保护的育儿方式

双语例句：

1. As a child, I had a helicopter parent who always wanted me to have the best. (我是一个孩子，我有一个过度保护的父母，总是希望我拥有最好的。)

2. From a helicopter view, the city looks even more beautiful than ever. (从高空视角看，这座城市看起来比以往更加美丽。)

3. I always like to treat myself to a little helicopter money when I have some extra cash. (我总是喜欢在我有些额外现金的时候给自己一点零花钱。)

4. The pilot gave us a helicopter ride and we got to see the scenery from above. (飞行员给我们提供了一次直升机之旅，我们得以从上空欣赏风景。)

5. She was raised in a helicopter family and always had to be perfect. (她在一个过度保护的家庭中长大，总是必须做到完美。)

6. Parents should not helicopter parent their children, as it can lead to unhealthy dependency. (父母不应该过度保护孩子，因为这可能导致不健康的依赖性。)

7. The helicopter landing was smooth and we all cheered as we landed safely on the ground. (直升机式降落很顺利，我们都在安全着陆后欢呼。)

英文小作文：

Helicopters have become an essential part of our lives, whether it"s for transportation, rescue operations, or simply for fun activities like flying kites or taking a scenic flight. Helicopters offer a unique perspective of the world that cannot be achieved by other modes of transportation. From a helicopter view, we can see things that are normally hidden from our view, such as mountains, valleys, and even wildlife in their natural habitats. This perspective allows us to appreciate the beauty of nature in a whole new way.

However, the use of helicopters also comes with its risks and safety concerns. For instance, flying in a helicopter requires proper training and certification, and proper maintenance of the aircraft is crucial to ensure safety during flights. Additionally, weather conditions can also affect the safety of flights, so it"s always advisable to check the weather forecast before taking a flight.

Helicopters have revolutionized the way we travel and experience life, providing us with a unique perspective of the world that cannot be achieved by other modes of transportation. From their use in emergency medical services to their role in construction and mining operations, helicopters have become an indispensable tool in modern society.