不落痕跡 bù luò hén jì

DEFINITIONS

  1. to leave no trace
  2. seamless
  3. professional

CHARACTERS

不 bù
HSK 1
no, not; un-; negative prefix
落 luò
HSK 4
fall, drop; net income, surplus
痕 hén
HSK 6
scar; mark; trace
跡 jì search, track, trace