Definition: used when you are giving the first in a list of reasons or things Level: C1
她拒绝了邀请——首先，她有家庭义务。
She declined the invitation - she has family obligations ___for ___a ___start.
这个项目首先培养独立性。
The program fosters independence ___for ___a ___start.
首先，提案缺乏足够的细节。
___For ___a ___start, the proposal lacks sufficient detail.
