| ประโยคภาษาจีน : 中文句子 | 
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|  rú guǒ如果  yòng用  yī bǎ一把  xiǎo dāo小刀  kè huá刻划  zhè这  liǎng两  zhòng种  kuàng wù矿物  jiù就  kě可  fā xiàn发现  fāng jiě shí方解石  kě可  bèi被  xiǎo dāo小刀  kè刻  dòng动  ér而  shí yīng石英  què却  bù néng不能 | 
| If you use a pocketknife to cut or scratch these two minerals, you will find that the pocketknife can scratch calcite and can not scratch quartz. |