ㄇㄚˊㄑㄩㄝˋㄙㄨㄟㄒㄧㄠˇmáquè‑suīxiǎoˇㄗㄤˋㄐㄩˋㄑㄩㄢˊwǔzàng‑jùquán

麻雀虽小,五脏俱全
  1. 比喻事物有的具備 廚房麻雀雖小,五臟俱全什麼料理沒問題」。

The sparrow may be small but all its vital organs are there (idiom)​., small but complete in every detail