没有确定

• My plans are still in the vague .
  我的计划还没有确定呢。
• The exact mechanism of dealkylation has not been established .
  脱烃作用的确切机制还没有确定。
• It is not actually settled, but there is such a thing in agitation .
  还没有确定，不过在酝酿。
• Many nonferrous materials do not have a definite endurance limit .
  许多有色金属材料没有确定的持久极限。
• While a play was still seek, other preparations were already in hand .
  剧本还没有确定，其它准备工作就已经着手了。
• Whether the myxomycota are closely related to the eumycota is doubtful .
  粘菌是否与真菌有密切的亲缘关系还没有确定。
• Under natural conditions, the incubation period in feedlot cattle is uncertain in length .
  在自然条件下，肥育舍饲牛的潜伏期，还没有确定。
• The role of photochemical reactions in soil pesticide degradation remains uncertain .
  光化学反应在土壤中的农药的降解方面的作用还没有确定。
• The site for the new school has not beed decided yet
  新学校的地址还没有确定。
• Tartakovsky : nothing definite , but hopefully , yes
  没有确定，但是有希望，是的。