foremost
adj. 最前的,最重要的
adv. 首先,第一;最基础地,最重要地
例句
It is first and foremost a trade agreement.
它首先是一项贸易协定。
《柯林斯英汉双解大词典》
This question has been foremost in our minds recently.
近来我们的心目中一直认为这个问题最重要。
《牛津词典》
He does a little teaching, but first and foremost he's a writer.
他干一点教学,但首要的是写作。