diameter

🇬🇧/daɪˈæmɪtə(r)/ 🇺🇸/daɪˈæmɪtər/📚 5323 108 2四级六级考研托福雅思
The diameter of a round object is the length of a straight line that can be drawn across it, passing through the middle of it. 直径

noun [具体名词]直径;放大倍数

The dome is 42.3 metres in diameter.
这个穹顶直径为42.3米。

dia- 表示"穿过,二者之间"diameter 直径(dia+meter 测量→对着测量〔圆〕直径)
diameter 出现在下面的课文中
Lesson 13 The search for oil
Lesson 14 The Butterfly Effect
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