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。
• 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。
• 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。
• Effective autofocus and image stabilization systems, plus full weather sealing, round off a compelling package.
  高效的自动对焦和防抖系统加上全天候密封一起构成了一个让人无法拒绝的组合。
• The square-root Kalman filter is an improvement on common Kalman filter to overcome divergency caused by round off and truncation errors in computation.
  平方根卡尔曼滤波是对普通卡尔曼滤波的改进，以克服由计算中截尾误差引起的滤波数值发散。
• He rounds off by proposing a toast to the attendants.
  他向来宾祝酒，圆满结束了活动。
• Round off the edges of the table so that is feels smooth to the touch, and will not damage people's clothing.
  将桌子边缘磨圆，磨光滑，不会挂坏人们的衣服。
• I don't know his name, and I don't know his game, but he's moving round off and on, just out of sight.
  我不知道他的大名，也不知道他的策略，可是他就在人们看不见的地方游来游去，一忽儿出现，一忽儿失踪。
• Round off the letter by stating that you always welcome their comments, and thank them again for their business.
  说明你一直欢迎他们的建议，并再次感谢他们的惠顾，结束信函。
• Round off that fraction to a whole number.
  把零去了，就要个整数。