提綱挈領 [－纲－领]

Jyutping tai4 gong1 kit3 ling5
Pinyin tí gāng qiè lǐng

Definitions (CC-CEDICT)
  1. to concentrate on the main points (idiom); to bring out the essentials
Definitions (粵典–words.hk)
  1. 動詞
    捉住​問​題​嘅​關​鍵
    to concentrate on the main points; to bring out the essentials