查询结果:

vt. 出席,参加(会议等);上(学等);照料,看管
vi. (to)注意,专心于,致力于

拆分: at-临近 + -tend-延伸 → 延伸过来 → (腿脚延伸过来)出席,(心神延伸过来)看管

例:
to attend a meeting 出席会议
to attend a wedding 参加婚礼
be well attended 出席人数很多
be attended by 由...陪同,由...照料
We'll attend to that problem later. 稍后我们将关注那个问题。