The question put forward at the meeting is of vital importance.

This is of vital importance.

这是至关重要的.

Therefore, it is of vital importance to improve appraisal system.

可见, 完善我国公务员绩效考核体系十分重要.

Methodology of diplomatic investigation and study is of vital importance.

外交调研的方法论至关重要.

This is of vital importance to the sustainable development of APEC members.

这对各成员的持续发展至关重要.

She has an off and on pain in the stomach.

她的胃疼好一阵,坏一阵.

He has been writing to us off and on for several years.

他断断续续地给我们写信已经有好几年了.

We lived together, off and on, for two years.

我们断断续续在一起生活了两年。

It rained off and on all day.

断断续续下了一天雨.

It was blowing and raining hard, off and on.

室外大风劲吹,大雨倾盆, 时断时续.

He only accepted the primary education off and on in his childhood.

他小时候只断断续续地接受过初等教育.

Perhaps secondhand cares, like second-hand clothes, come easily off and on.

或许二等角色的责任, 正如二道手的衣服一样, 穿上脱下都比较随便吧.

Yahoo ! and Microsoft have been talking, off and on, since last year.

微软公司在网络业务上与谷歌的差距更远.

They don't go there often, just off and on.

他们不常去那里, 只是偶尔去. .

It rains off and on.

雨忽而下,忽而停.

He dropped in on us off and on.

他有时候路过来拜访我们.

Recently it rained off and on every day.

近来每天都在断断续续地下雨.

Uncle George tippled off and on.

乔治叔叔偶而喜欢喝一杯.

The report was well written, but it was slightly off base.

这篇报告的文笔不错, 但是立意错了.

The police were way off base when they tried to accuse her of the theft.

警察想控告她行窃,但他们搞错了.

I think Dale's thinking is a little off base.

我认为戴尔的想法有些错误.