Read Edit View history 想当然 xiǎngdāngrán assume Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 想当然/想當然 · xiǎngdāngrán · assume 2026/03/04 想当然 / 想當然 xiǎngdāngrán assume to take something as given or make assumptions 这件事你不能想当然，必须去实地调查。 expression created sense Mar 4, 2026, 02:25 AM