12345678910Keywordweighta stone rollerplumbFrequency#4906Strokes10ReadingstuóMnemonic石 (stone) gives the meaning and 它 the sound.Stroke orderComposed of石rock它itUsed in vocabulary砣tuósteelyard weight; stone roller; to polish jade with an emery wheel秤砣chèngtuósteelyard weight; standard weight砣子tuóziemery wheel