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The big bone in the front of your lower leg, between the knee and the ankle — the one you feel just under the skin when you knock your leg on a chair. Everyday English calls it the shin bone; 'tibia' is the medical word, used by doctors, nurses, and in sports news about injuries. It is the thicker of the two bones down there; the thin one beside it is the . The plural is usually 'tibiae' in medical writing, though 'tibias' is also used. use the same word for a segment of an insect's leg, which is why you may meet it in a book about beetles.
脛骨（小腿前面那根大骨頭，口語就說「小腿骨」）
組成Borrowed straight from Latin tībia, which meant 'shin bone' and also 'flute' — the Romans made flutes out of animal leg bones, so one word covered both.
原始詞典資料4 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
tibianoun/ˈtɪbiə/
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anatomymedicinesciencesThe inner and usually the larger of the two bones of the leg or hind limb below the knee, the shinbone.
- Her anterior cruciate ligament (ACL) and medial collateral ligament (MCL) are torn and Vonn has a lateral fracture of the tibial plateau, the upper end of the tibia or shin bone.
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biologyentomologynatural-sciencesThe second segment from the end of an insect's leg, between the femur and tarsus.
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arachnologybiologynatural-sciencesThe third segment from the end of an arachnid's leg, between the patella and metatarsus.
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entertainmentlifestylemusicA musical instrument of the flute kind, originally made of the leg bone of an animal.
- The musician on the left is playing the zampogna, a bagpipe with two chanters and two drones. The zampogna is thought to be the bag-provided descendant of the ancient mouth-blown divergent pipes of the Romans, known as the tibia.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。