At first glance the plan seemed unworkable.
乍一看此计划好象不可行
Buyer undesirous of take risk therefore you quality guarantee imperative otherwise unworkable.
买主不愿冒险，所以贵公司产品质量必须有保证，否则无法成交。
Proposition afraid unworkable try submit al terminative
所提方案恐不可行，请另提其他方案。
