词典释义：
join together (metal pieces or parts) by heating the surfaces to the point of melting with a blowpipe, electric arc, or other means, and uniting them by pressing, hammering, etc.
焊接，熔接，锻接
-
the truck had spikes welded to the back .卡车后部焊有尖钉。
forge (an article) by such means
焊接（或熔接、锻接）（物件）。
unite (pieces of plastic or other material) by melting or softening of surfaces in contact
（通过熔化或软化）连接（塑料或其他材料）。
〈喻〉 使紧密结合，使成整体
-
cross-curricular themes would weld the curriculum together .跨课程体系的主题将使各门课程融为一体。
a welded joint
焊接节点。
a widely distributed plant related to mignonette, yielding a yellow dye
淡黄木犀草。
[mass noun]the yellow dye made from this plant, which has been used since Neolithic times and was a popular colour for Roman wedding garments
（淡黄木犀草制的）黄色植物染料（新石器时代开始使用，是罗马结婚礼服的流行颜色）。
"late 16th cent． （in the sense ‘become united’）： alteration （probably influenced by the past participle） of