Read Edit View history 深究 shēnjiū investigate thoroughly Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 深究 · shēnjiū · investigate thoroughly 2026/03/04 深究 shēnjiū investigate thoroughly to perform an in-depth investigation 这件事的原因值得深究。 verb created sense Mar 4, 2026, 02:25 AM