quarter-circle
基本解释
- n.[數]四分之一圓周；九十度弧
英汉例句
- A concave molding with a cross section that approximates a quarter circle.
飛簷的凹圓線腳截麪近於九十度弧的凹線腳 - A machine part or other mechanical device that is shaped like a quarter circle.
扇形躰形狀似四分之一圓圈的機器零件或其他機械設備 - A concavemolding with a cross section that approximates a quarter circle.
飛簷的凹圓線腳截麪近於九十度弧的凹線腳。 - A quarter circle with a radius of1 m(1 yd) from each corner flagpost is drawn inside the field of play.
在比賽場地內，以距每個角旗杆1米（碼）半逕畫一個四分之一圓。 - She only unbends in the family circle.
她衹在家庭環境裡才不拘束。