hypotheses

名词 hypothesis:

1. a proposal intended to explain certain facts or observations
   同义词：hypothesis
2. a tentative theory about the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena
   同义词：hypothesis, possibility, theory
3. a message expressing an opinion based on incomplete evidence
   同义词：guess, conjecture, supposition, surmise, surmisal, speculation, hypothesis

1. People have propose all sort of hypotheses to explain why dinosaur have become extinct.
   人们提出种种假设，试图说明恐龙为什么会灭绝。
2. A hypothesis admits by its nature of being disputed.
   既然是假定，就有争论的余地。