contingent

1.（志趣相投、尤指来自同一地方的）一组与会者，代表团a group of people at a meeting or an event who have sth in common, especially the place they come from, that is not shared by other people at the event

2.（军队的）分遣队，小分队a group of soldiers that are part of a larger force

1.~ (on/upon sth)依情况而定的depending on sth that may or may not happen

2.~ worker/work/job临时工；临时工作a person, or work done by a person, who does not have a permanent contract with a company

1.可能的;偶然的 (to);临时的;附随的

2.因情况而异的,视条件而定的 (upon)

3.应急(用)的

1.部分,份额;【军】小分队,分遣队[舰队];代表团

2.偶然[可能]事件

1.able to happen only in a particular situation or if something else happens first

1.a group of soldiers, police, vehicles, etc. from a particular place, forming part of a larger group

2.a group of people representing a place, organization, etc. at a meeting or event