Our knowledge of your life prior to that date is vague and problematical.
我们对你在那之前的生活的了解是模糊和有问的。
In truth, it turned out to be one of those problematical whales that seem to dry up and die with a sort of prodigious dyspepsia, or indigestion; leaving their defunct bodies almost entirely bankrupt of anything like oil.
事实,结果证明它只是一头有毛病的鲸,有些鲸似乎是由于严重的消化不良或是积食症,逐渐枯干而死;
样一来,它们留下的尸体中几乎一点油都没有了。
For government officials in Europe to try to determine the production costs of a company located in Southeast Asia is even more problematical, especially when they are simultaneously investigating many dumping charges involving many other companies scattered around the world.
对于欧洲政府官员来说,试图确定一家位于东南亚的公司的生产成本更加成问,特别是当他们同时调查涉及分散在世界各地的许多其他公司的许多倾销指控时。