Is the word "turtle" a single word?

The word "turtle" is a letter combination.

Monograph: Monograph is a Chinese character with strokes as the direct unit, which is a whole and inseparable. Unique hieroglyphics and ideographs are the basis of combined characters. Monosyllabic writing means that a Chinese character has only one form, not two or more forms. Most of these characters are simple hieroglyphs and ideographs. Because this kind of words evolved from pictures, each word is a whole.

Turtle [Gu]:

Turtle [Ancient Χ]: A family of reptiles, with hard armor on the abdomen and back, and the head, tail and feet can be retracted into the armor. Hunger and thirst, long life: turtle.

Turtle [jūn]: Same as "Hu".

Turtle [qiū]: the name of the Western Region of China in Han Dynasty, located in Kuche County, Xinjiang Uygur Autonomous Region. ?

Common phrases:

Tortoise shell [ancient ιb n]: the abdominal shell of the nail fish, which is used as a medicinal material in traditional Chinese medicine.

Tortoise shell [Guξ ξ ξ]: The tortoise shell was used by the ancients for divination. There are records of divination in the archaeological excavation of tortoise shells used for divination in Shang Dynasty.

Cracked: Due to the drought, the field has cracked many cracks.

Qiuci [Qiūcí]: the name of the ancient western regions, in the area of Kuche County, Xinjiang today.