All the parts of the sculpture have to be welded together.

这件雕塑所有的部件都必须焊接在一起。

《牛津词典》

The parts welded together perfectly.

这些零件完好地焊在一起了。

《新英汉大辞典》

The wheel would need to withstand immense and constantly changing stresses as it rotated, so to make the structure more robust, the steel sections were bolted rather than welded together.

轮子旋转时需要承受巨大的和不断变化的压力，所以要使结构更坚固，钢的部分要用螺栓连接，而不是焊接在一起。

youdao

Until now, chassis and engine cradles were stamped into clamshell shapes and welded together.

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They're small and flimsy even when two of the discs are welded together at the edges.

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Welded together, they form a maze designed so kids can get "lost" while parents keep watch from a nearby hill.

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