好词典

rounding

UK //ˈraʊndɪŋ//US //ˈraʊndɪŋ//

词源

源自中古英语 'rounden',与古英语 'rund'(圆形的)相关,最终源自原始日耳曼语。

noun

❶ 指将数字调整到最接近的整数或特定小数位的过程,常用于简化计算或统计数据。

“After rounding, 3.78 becomes 3.8.”

(四舍五入后,3.78变成了3.8。)

“The teacher explained the rules of rounding to the students.”

(老师向学生们解释了四舍五入的规则。)

❶ 指将物体的边缘或角落变得圆滑或平滑的过程,常用于制造或设计领域。

“The carpenter is rounding the edges of the table for safety.”

(木匠正在将桌子的边缘磨圆以确保安全。)

“Rounding the corners of the phone makes it more comfortable to hold.”

(将手机的边角磨圆使其握持更舒适。)

同义词:approximation, smoothing, curving

verb

❶ 将数字调整到最接近的整数或特定小数位的行为,常用于数学或统计中。

“She is rounding the numbers to the nearest hundred.”

(她正在将数字四舍五入到最接近的百位数。)

“The calculator rounds the result to four decimal places.”

(计算器将结果四舍五入到小数点后四位。)

❶ 使物体的边缘或角落变得圆滑或平滑的行为,常用于制造或工艺中。

“The craftsman is rounding the wooden edges with sandpaper.”

(工匠正在用砂纸将木制边缘磨圆。)

“They rounded the metal corners to avoid injuries.”

(他们将金属边角磨圆以避免伤害。)

同义词:approximating, smoothing, curving

常见短语

rounding off — 指完成某事的最后步骤或收尾工作,也可指数字的四舍五入。

“We're rounding off the project with a final review.”

(我们正在通过最终评审来完成这个项目。)

rounding error — 由于四舍五入而产生的计算误差,常见于数值分析或统计中。

“The rounding error caused a small discrepancy in the results.”

(四舍五入误差导致了结果中的微小差异。)