十月芥菜——起心 [－－－－－－－－]

Jyutping sap6 jyut6 gaai3 coi3 — — hei2 sam1
Pinyin shí yuè jiè cài —— qǐ xīn

Definitions (Wiktionary)
  1. phrase, Cantonese, euphemistic, idiomatic
    to describe a teenage girl hopes to have a love relationship with a man