[--]

Jyutping miu5 miu5 zung1
Pinyin miǎo miǎo zhōng

Definitions (Wiktionary)
  1. adv
    right away; in a couple of seconds
  2. adv, Cantonese
    constantly; always

秒秒鐘 [--钟]

Jyutping
Pinyin miǎo miǎo zhōng

Definitions (CC-CEDICT)
  1. in a matter of seconds
  2. swiftly
  3. rapidly