Be central to
成人 Adult Edu是…的核心,对…是重要的
🧩 词语组成解析
be
[bi]
v. 是;有，存在;做，成为;发生;
aux. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质;
to
[tu,tə]
prep. 向，朝着;到;关于;属于;
adv. 朝一个方向的;到某种状态;关闭;
🗣️ 情景例句
You're working pretty hard these days.
你这阵子工作得很辛苦呀。
It's certainly a big improvement over yestterday.
肯定比昨天大有好转。
Most people believe that the strike will last for at least a week.
多数人认为此次罢工至少会持续一个星期。