转换器的开发是一项非凡的任务，它大约花费了二十天的时间。
Development of the converter was a non-trivial task that took about twenty days of work.
不到二十五岁，她就完成了这个任务。
Before she was twenty-five she had accomplished this condition.
热烈祝贺南极考察团凯旋而归，正博二十几套涡街流量计圆满完成任务。
Congratulate the South pole investigation term returns in triumph, positive our flowmeters complete mission successfully.
热烈祝贺南极考察团凯旋而归，正博二十几套涡街流量计圆满完成任务。
Congratulate the South pole investigation term returns in triumph, positive our flowmeters complete mission successfully.
应用推荐