深不可测
Traditional form:
深不可測
Pinyin (reading):
shēnbùkěcè
Definitions:
- deep and unmeasurable (idiom); unfathomable depths
- incomprehensible
- enigmatic and impossible to predict
Characters:
- 深 - deep, profound; depth
- 不 - no, not, un-; negative prefix
- 可 - may, can, -able; possibly
- 测 - to survey, to measure; to estimate, to conjecture
Traditional characters: