flectional的音標是[?flekn??l]，基本翻譯是“屈折的；屈折語的；屈折變化”，速記技巧是“fl-折-nl-語”。在英語中，詞義的變化往往體現在詞形的變化上，而詞形變化的基礎則是詞的屈折變化。屈折變化是詞類的進一步劃分，是詞與詞之間的相互關系，也是詞在語法方面的變化。屈折變化只涉及詞形變化，不涉及詞的意義。

Flectional這個詞源于拉丁語，意為“彎曲的，屈曲的”。它的變化形式包括名詞的復數形式flectiones，形容詞形式flective，以及過去分詞形式flected。

相關單詞：

Flexion：這個詞表示彎曲或屈曲，是詞根flect的一部分。例如，flexible（易彎曲的）和reflex（反射的）都與flexion有關。

Reflex：這個詞表示反射或回彈，與flectional和flexion都有關聯。例如，reflexion（反射）和reflexive（反射的）都是它的衍生詞。

Reflect：這個詞表示反射或反映，是flectional和flexion的派生詞。Reflect可以作為動詞使用，表示反射或反映，也可以作為名詞使用，表示反映或反射的過程。

Flection：這是flectional的原始形式，表示彎曲或屈曲。例如，the flection of a bowling ball（保齡球彎曲）就是一個例子。

Flectable：這是一個形容詞形式，表示可以彎曲的。例如，flexible（易彎曲的）就是flectable的一個衍生詞。

以上就是關于flectional的一些相關單詞和它們的英文詞源變化形式。這些單詞在英語中有著廣泛的應用，可以幫助我們更好地理解和使用英語。

常用短語：

1. reflect on 反思

2. reflect light 反射光線

3. reflection of light 光的反射

4. refract light 折射光線

5. refractive index 折射率

6. refract and reflect 折射和反射

7. refractive lens 折射鏡片

例句：

1. We need to reflect on our mistakes before we commit a mistake again.

我們需要反思我們的錯誤，以免再次犯錯。

2. The sun"s rays are reflected off the surface of the lake, creating a beautiful rainbow.

陽光照射在湖面上，反射出美麗的彩虹。

3. The light refracts through the glass, creating a rainbow effect.

光線通過玻璃折射，產生彩虹效果。

4. The refractive index of glass is much higher than that of air, making it easy to see through.

玻璃的折射率遠高于空氣，因此容易透過。

5. The car bounced off the wall, causing the light to be refracted and scattered in all directions.

汽車撞到墻上彈起，光線被折射和散射到各個方向。

6. The refractive lens can be used to correct myopia, hyperopia and astigmatism.

折射鏡片可用于矯正近視、遠視和散光。

7. The world is full of light and reflections, which fascinates me.

世界充滿了光和反射，這讓我著迷。

英文小作文：

Reflections and Refractions - A Journey into the Mysteries of Light

Light is a mysterious force that can be reflected and refracted in countless ways. From the sun"s rays reflecting off a lake to the way light bends through a glass lens, the world is full of wonders created by the interaction of light and matter.

For me, reflecting on the world around me and understanding the principles of light has become a passion. It"s like a journey into the unknown, where every new discovery brings me closer to understanding the beauty and complexity of this incredible force.

I remember the first time I saw a rainbow created by sunlight reflecting off a water droplet. It was like witnessing creation itself, and I was hooked. From then on, I"ve been fascinated by how light behaves and how we can use it to our advantage in various situations.

Reflections and refractions are two fundamental principles of light that have opened up a world of possibilities for me. I"ve learned how to use mirrors to reflect sunlight and create beautiful patterns, and how lenses can be used to focus light for various purposes, from photography to medical diagnosis.

Through my exploration of these principles, I"ve come to appreciate the role light plays in our lives and how we can use it to enhance our understanding of the world around us. I hope you too, will find inspiration in the wonders of light and reflections, and embark on your own journey of discovery.