B: When the reasons of the co-relations were unknown, geomencers tried to make geomantic omens . Thus, the use was out of its power.
B: When the reasons of the co-relations were unknown, geomencers tried to make geomantic omens . Thus, the use was out of its power.
当相关关系的原因未知时，风水先生试图作出风水预兆。所以，就力所不及了。