unworkable market市场失灵
unworkable seam不可采煤层
unworkable material不宜加工材料
unworkable deposit无开采价值的矿床
unworkable price做不开的价格
unworkable e难运转既
unworkable concrete难灌筑混凝土
unworkable plan难实行计划
UNWORKABLE ADJ做不开
ADJ（形容词） If a plan, law, or system is unworkable, it cannot be successful. 不可行的
There is the strong possibility that such cooperation will prove unworkable.
这种合作很有可能行不通。