v. 熔焊(结合)
a. 焊接的

Weld \Weld\, v. t. [imp. & p. p. {Welded}; p. pr. & vb. n.
{Welding}.] [Probably originally the same word as well to
spring up, to gush; perhaps from the Scand.; cf. Sw. v["a]lla
to weld, uppv["a]lla to boil up, to spring up, Dan. v[ae]lde
to gush, G. wellen to weld. See {Well} to spring.]
1. To press or beat into intimate and permanent union, as two
pieces of iron when heated almost to fusion.

Note: Very few of the metals, besides iron and platinum. are
capable of being welded. Horn and tortoise shell
possess this useful property.

2. Fig.: To unite closely or intimately.

Two women faster welded in one love. --Tennyson.