Worker of white - collar worker white - collar is blue collar worker symmetrical.
白领 工人白领工人是“蓝领工人”的对称.
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My father was a blue - collar worker all his life.
我爸爸当了一辈子蓝领工人.
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Worker of blue collar of blue collar worker is the symmetry of white - collar worker.
蓝领工人蓝领工人是 白领 工人的对称.
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