helical

helical的音标是[ˈheksɪlɪk]，基本翻译是螺旋的、螺旋形的。速记技巧可以是：he=他，ex=爱克斯，即弯曲之物，-al=形容词后缀，表示……的。

helical这个词源自希腊语，意思是螺旋形的。它的变化形式包括名词的helicoil和helicoid，形容词的helicetal和helicolic。

相关单词：

spiral：这个词也是螺旋形的含义，和helical是近义词。例如，DNA分子的结构就是一个螺旋形的结构。

coiling：这个词表示螺旋形或盘绕的动作。例如，这个蜗牛在沙滩上盘绕成一个螺旋形的形状。

helix：这是一个名词，表示螺旋线或螺旋形的结构，和helical是同义词。例如，DNA分子就是一个双螺旋的结构。

convolutions：这个词表示的是一系列的盘绕或卷曲，通常用于描述大脑的构造。

coiled：这个词表示盘绕或卷曲的状态。例如，这个弹簧已经被盘绕起来。

以上这些单词都可以用来描述螺旋形或螺旋状的事物或动作，同时也能帮助我们更好地理解helical这个词的含义和用法。

helical短语：

1. helical coil

2. helical structure

3. helical spring

4. helical path

5. helical wave

6. helical coil spring

7. helically

例句：

1. The spring is in the form of a helical coil.

2. The structure is a helical structure with a spiral shape.

3. The car has a helical spring suspension.

4. The path of the wave is helical.

5. The radio signal travels in a helical wave.

6. The screw is a type of helical spring.

7. The information is stored in a helically compressed format.

英文小作文：

The Helical Coil: A Modern Invention for Time-saving and Convenience

Helical coils are a modern invention that have revolutionized the way we store and transport items. These coils are made up of a series of interlinked circles that form a spiral shape, which makes it easy to stack and store items in a space-saving manner. Helical coils are particularly useful for storing long items, such as pipes or wires, which can be wound tightly around each other and kept neatly organized. Additionally, they are also used in various industrial applications, such as conveyor belts and springs, where they provide a stable and reliable means of transportation or support. In conclusion, the helical coil is a versatile invention that has revolutionized the way we store, transport, and use various items in our daily lives.