poorly understood

基本解释

In many under-resourced countries, the magnitude and scope of the influenza burden are poorly understood.
在许多资源不足的国家，人们对流感负担的严重程度和范围了解不足。
Planets are known to migrate toward or away from their stars over time, but the process is poorly understood.
人们知道行星会随着时间的推移向着或者背离其恒星迁移，但人们对其过程知之甚少。
However, if done improperly or without careful consideration, you can create an insecure system, or at least one with poorly understood trust relationships.
然而，如果处理不适当或者没有认真考虑，则可能创建一个不安全的系统，或者至少是对信任关系理解不足的系统。

And there's increasing research that shows a direct but poorly-understood link between relationships and physiological processes in the body.

After all, the triggering process is unfamiliar and poorly understood, which naturally leads to suspicion.
FORBES: With Its Australian Court Victory, Google Moves Closer to Legitimizing Keyword Advertising Globally
Last year a new bankruptcy law came into effect, but it is incomplete and poorly understood.
ECONOMIST: Bankruptcy in China
Not long ago, hedge funds were a small, poorly understood and exclusive segment of financial services.
FORBES: Growing Pains