round off

英 [raʊnd ɒf]

美 [raʊnd ɔːf]

使圆满结束

电力

柯林斯词典

• PHRASAL VERB 使…圆满结束
  If youround offan activity with something, you end the activity by doing something that provides a clear or satisfactory conclusion to it.
  1. The Italian way is to round off a meal with an ice-cream...
     意大利人总是在用餐结束时来份冰激凌。
  2. ...a dazzling firework display which rounded off a lovely day...
     为美好的一天画上圆满句号的绚烂烟花
  3. This rounded the afternoon off perfectly...
     这使得下午的活动圆满结束。
  4. He rounds off by proposing a toast to the attendants.
     他向来宾祝酒，圆满结束了活动。

英英释义

verb

• make round
  1. round the edges
  Synonym:roundround out
• express as a round number
  1. round off the amount
  Synonym:round downround outround
• bring to a highly developed, finished, or refined state
  1. polish your social manners
  Synonym:polishroundpolish upbrush up

双语例句

• The order of matrix for solving algebraic equations increases so greatly that the accumulated round off errors can swamp the true solutions.
  求解代数方程阶次的迅速增长，可能使舍入误差的积累造成对真解的扭曲。
• We ask him to round off the essay for us.
  我们要他为我们润色这篇文章。
• Electronics and Information Manufacturing Electrical installation and marking material, basic I/ O components and a variety of tools round off the range.
  同时，我们的产品还延伸到电气安装和标记材料，基本的I/O器件以及各种电子产品和专用工具。
• How about a brandy to round off the meal?
  来杯白兰地作为这顿饭的结尾怎么样？
• Let's round off these figures to the nearest hundred.
  让我们把这些数字用近似的百位整数来表示。
• The timing of the launch was clearly intended to round off a summer filled with patriotic pride at China's staging of the Olympic games and its world-beating haul of gold medals.
  选择这个时候发射飞船，很明显是想要给这个充满爱国主义自豪感的夏天画上圆满的句号，中国在这个夏天举办了奥运会，获得的金牌数也是无人可以匹敌。
• When the equations are consistent, the solutions can be obtained within finite steps in the absence of round off errors, and the least-norm solution can be given by choosing a special initial matrix.
  在不考虑舍入误差时，对任意给定初始矩阵，该迭代算法能够在有限步迭代计算之后得到矩阵方程组的解；选取特殊的初始矩阵时可得到矩阵方程组的极小范数解。
• I'll round it off to about £ 30.
  我将它取整，大约是30英镑。
• Now, he wants to be in the opening ceremony to round off his Olympic journey.
  现在，他希望能够亲临伦敦奥运会开幕式现场使自己的奥运之旅圆满结束。
• Take a piece of sandpaper and round off the edges of the frame.
  拿张砂纸把框子上的棱角磨圆。