newborn substance

• 新生物质

newborn substance的用法和样例：

例句

1. Tar is hazardous substance companying from the process of biomass gasification, which would reduce the quality of the fuel gas and damage the gasification equipments.
   摘要焦油是生物质气化过程中的有害产物，它会降低燃气品质，对气化设备及后续用气设备产生危害。