此一時，彼一時 [－－时－－－时]

Jyutping ci2 jat1 si4 ， bei2 jat1 si4
Pinyin cǐ yī shí ， bǐ yī shí

Definitions (Wiktionary)
  1. phrase, idiomatic
    that was then, this is now
    (syn.) 彼一時, 此一时, 此一時, 彼一时