改进题：A hypothesis is a specific statement developed by a scientist from observations.

译文：假设是科学家经过大量观察所下的具体结论。

改进题：A hypothesis is a specific statement developed by a scientist from observations.

译文：假设是科学家经过大量观察所下的具体结论。

改进的译文：假设是科学家经过大量观察而得出的具体结论。