An orange in Engpsh is simply called "orange".

The origin of the word "orange" is from the Old French word "orenge" which was taken from the Arabic word "naranj". This word was used to describe a type of citrus fruit that was brought to Europe from Asia.

Examples of using "orange" in a sentence:

I love eating oranges as a snack.
The color of the sun is orange as it sets.
The walls in my room are painted in a bright orange color.

Translations:

我喜欢吃橙子作为小吃。
太阳落山时的颜色是橙色。
我的房间的墙壁涂着亮橙色。