点滴试验 diǎndīshìyàn spot test Origin Definitions Defs Strokes Stroke Words Sentences Sents 点滴 點滴 diǎndī droplets small drops of liquid falling one by one, such as rain dripping from eaves试验 試驗 shìyàn verb to experiment to test or experiment, often in a laboratory or small-scale setting, to observe the effectiveness or performance of something