• n. 直徑

dia-, 穿過。-meter, 測量。用于數學名詞直徑。

diameter (n.)

late 14c., from Old French diametre, from Latin diametrus, from Greek diametros (gramme) "diagonal of a circle," from dia- "across, through" (see dia-) + metron "a measure" (see meter (n.2)).

1. This hole was a scant .23 inches in diameter.

這個洞眼的直徑只有0.23英寸。

來自柯林斯例句

2. the diameter of a tree trunk

樹干的直徑

來自《權威詞典》

3. A diameter passes through the center of a circle.

直徑從圓心穿過.

來自《簡明英漢詞典》

4. The diameter and the circumference of a circle correlate.

圓的直徑與圓周有相互關系.

來自《現代英漢綜合大詞典》

5. The axis of a circle is its diameter.

圓的軸線是其直徑.

來自《簡明英漢詞典》