[wәuld]
vt.
焊接
n.
焊接, 焊缝

Woald \Woald\, n.
See {Weld}.

Weld \Weld\ (w[e^]ld), n. [OE. welde; akin to Scot. wald, Prov.
G. waude, G. wau, Dan. & Sw. vau, D. wouw.]
1. (Bot.) An herb ({Reseda luteola}) related to mignonette,
growing in Europe, and to some extent in America; dyer's
broom; dyer's rocket; dyer's weed; wild woad. It is used
by dyers to give a yellow color. [Written also {woald},
{wold}, and {would}.]

2. Coloring matter or dye extracted from this plant.