quick on the uptake

Adjective

idiomatic

(idiomatic) Able to readily understand things; aware and intelligent.

Japanese Meaning

すぐに物事を理解できる / 理解力が素早い / 状況や意味を迅速に把握することができる / 知性があり、物事に気づきやすい

Although the training was complex, Maya proved quick on the uptake and completed the tasks accurately.

研修は複雑だったが、マヤは飲み込みが早く、業務を正確にこなした。

Sense（1）

(idiomatic) Able to readily understand things; aware and intelligent.