There's a join in this piece of material.

这块材料上有个接点。

In the amity I speak of,they intermix and confound themselves one in the other,with so universal a commixture,that they weave out and can no more find the seam that has conjoined them together.

所说的友谊中，心灵相互交融，不分彼此，甚至相交的接点都找不到。