词汇	dig coal
释义	dig coal 挖煤
随便看	filling routine filling rubber filling rule fillings filling sacks filling sand Filling sand blasting filling sand depth Filling Sand Grouting filling sand in perforated pipe filling-sand road bed filling sateen filling satin filling scan algorithm filling scheme filling screw filling screw for lube oil Fillings,Dental Permanent filling sea filling sea enginering Filling seal filling-sealing machine filling seal machine filling seconds filling section