n.假设
adj.假设的；假定的
What he said is a pure hypothesis. 他所说的纯粹是假设。
Soppose you should contradict yourself,what then? 假设你说了，那又怎么样呢？
That left a question of what the ancestor of the arthropods looked like. 许多学者据现有的线索，提出节肢动物理论上假设的祖先，但结果很不一致。
