quarter-circle
基本解釋
- n.[數(shù)]四分之一圓周；九十度弧
英漢例句
- 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(jī)器零件或其他機(jī)械設(shè)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(nèi)，以距每個(gè)角旗桿1米（碼）半逕畫一個(gè)四分之一圓。 - She only unbends in the family circle.
她衹在家庭環(huán)境裡才不拘束。