For the first time, a woman will be the keynoter at the convention this year.

在今年的大会上将首次由一位女士当主要发言人。

《牛津词典》

For the purposes of social life, in addition to the convention about harvest-time, a most elaborate code of honour has been established and is on the whole faithfully observed.

为了社会生活目的，除了关于收获季节的惯例外，还制定了一套最详尽的荣誉准则，而且总体上是需要严格遵守的。

youdao

You can bypass this name-based configuration if you like, but most of the time you just follow the convention, and your application works out of the box.

如果您愿意，也可以绕开这种基于名称的配置，但是大多数时候只需遵循约定，应用程序自然就可以运行。

youdao

It was a busy time. He talked with many people, including delegates to a peace convention.

VOA: special.2009.07.30

Convention, OK, this negative sign is just a pure convention. You just got to use it all the time. If you use an old textbook, written when I was taking thermodynamics, they have the opposite convention, and it's very confusing. But now we've all agreed on this convention, and work is going to be with the negative sign here.

系统对外界做功的符号为负,这就是我们,在本课中的规定，纯粹出于统一符号的需要，有些教科书中，可能会使用相反的符号规定,注意不要混淆了，这门课上,我们将一直使用。

麻省理工公开课 - 热力学与动力学课程节选

It was the first time a national political convention was held that far west.

VOA: special.2009.05.07

By the time the convention was adopted, in early 2003, Yach and Brundtland had turned their attention to the food industry.

NEWYORKER: Snacks for a Fat Planet

By tradition, around a fifth of voters are reckoned to make up their minds at the time of the convention.

ECONOMIST: The selling of a candidate

But the rest of the list of the least reliable sedans reads like the valet lot of a Davos hotel at convention time.

FORBES: Over-Engineering 101