沧海一粟 cāng hǎi yī sù

DEFINITIONS

  1. a drop in the ocean (idiom)

CHARACTERS

沧 cāng
HSK 6
blue, dark green; cold
海 hǎi
HSK 4
sea, ocean; maritime
一 yī
HSK 1
one; a, an; alone
粟 sù unhusked millet; grain