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Jyutping bat1 zaa3 dik1
Pinyin bù zǎ dì

Definitions (Wiktionary)
  1. adj, Mandarin, dialectal
    not that great; so-so
    (syn.) 不怎麼樣, 不怎么样

不咋的 [---]

Jyutping
Pinyin bù zǎ de

Definitions (CC-CEDICT)
  1. (dialect) not that great
  2. not up to much
  3. nothing special