build sb./sth.顺便给个例句,

You need more protein to build you up.
你需要增加蛋白质以增强体质

使某人/物康复/站起来

build up
1..逐步建立,增进,增强
The pressure on the enemy is building up.
对敌人的压力在不断加强.
2..(在某个地方)盖满了建筑物
The area has been built up since I lived here.
自从我住到这里以来,这个地区已盖满了房子.
3..宣扬,夸赞,吹捧(某人或某物)
He's building me up too much— I may disappoint him.
他将我捧上了天,我可能会令他失望.

增长，增强
The sales build up so quickly
赞美，吹捧
He built his boss up.