If you win someone's approval for something that you ask for or suggest, they agree to it. 赞同
noun [具体名词] 称许，赞成；批准，许可
The chairman has also given his approval for an investigation into the case. 该主席也对此案的调查表示赞同。
后缀: al
【adjective】 表示具有某种性质的 - indicating pertaining to or characterized by
原词: approval
是通过后缀 【al】 构成的派生词
ap(向) + prov(试验) + al(名词后缀) → 向某人进行试验 → 赞成， 同意； 正式批准
