diameter

diameter

英 [daɪ'æmɪtə]
　　美 [daɪ'æmɪtɚ]

n. 直徑

中文詞源：

diameter 直徑

dia-, 穿過。-meter, 測量。用於數學名詞直徑。

例句：

1. This hole was a scant .23 inches in diameter.
這個洞眼的直徑隻有0.23英寸。

2. the diameter of a tree trunk
樹幹的直徑

3. A diameter passes through the center of a circle.
直徑從圓心穿過.

4. The diameter and the circumference of a circle correlate.
圓的直徑與圓周有相互關系.

5. The axis of a circle is its diameter.
圓的軸線是其直徑.