“数不清”用英语怎么说？

过去数不清的冤假错案和枉法行为给人们带来了创伤。The past has been scarred by countless mistrials and perversions of justice.数不清的植物种类an infinite variety of plants对于我们数不清的问题他们束手无策.They offered no solution for all our myriad problems....