first and foremost
US /ˈfɜrst ənd ˈfɔrˌmoʊst/
UK /ˈfɜːst ənd ˈfɔːˌməʊst/
成语
首先, 最重要的是
most importantly; above all else
示例:
•
First and foremost, we need to address the safety concerns.
首先,我们需要解决安全问题。
•
He is, first and foremost, a teacher.
他首先是一名教师。