Fantastic. What is the occasion? Is it a work party?

太好了！是什么场合？是工作上的聚会吗？

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Kiula, Sri Lanka. Participants in the Global Work Party ride from the Kiula Temple with children of the Sunday school to plant 250 mangrove and 100 pandanus plants.

在斯里兰卡的基乌拉，全球工作会的参与者和主日学校的孩子们一起从保拉寺(Kiula Temple)一同乘车，去种植了250株红树和100棵露兜树。

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He left the party early on the pretext of having work to do.

他借口有事要处理，早早离开了聚会。

《牛津词典》

In February, Fairey was arrested as he arrived at a party to celebrate an exhibit of his work at The Institute of Contemporary Art,Boston.

VOA: special.2009.04.08

And we've been talking about this after-work party for a while.

而且我们说要举行个下班后的聚会都说了好久了。

How about 实战 - SpeakingMax英语口语达人

And what he does and what his work does is basically explain why people choose to back one political party versus the other; why they choose to live one kind of life versus the other.

他的工作和作品的贡献在于解释了,人们为什么会选择一个党派反对另一个;,为什么会选择一种生活方式摒弃另一种。

哈佛公开课 - 幸福课课程节选

"If .. the leader of the Labour Party does Labour Party work, out on the road or campaigning, as purely party work, then the party would be expected to pay for that, " he said.

BBC: Sleazebuster queries Labour funding

The ministerial code states that, "government property should not generally be used for constituency work or party activities".

BBC: Concern over Salmond Bute House 'tea party'

Most of all, it requires those on Capitol Hill to work across party lines to achieve some basic solutions.

WHITEHOUSE: The White House