组织学观察，A组泪腺上皮下有明显的淋巴小结，少数雏鸡原哈德氏腺部位出现含有胶状液体的半透明囊。

There were many lymphoid nodules under lachrymal gland epithelia in-group A, and few of chickens had semitransparent bursa with jelly inside them at the location of removed Harderian glands.

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组织学观察，A组泪腺上皮下有明显的淋巴小结，少数雏鸡原哈德氏腺部位出现含有胶状液体的半透明囊。

There were many lymphoid nodules under lachrymal gland epithelia in-group A, and few of chickens had semitransparent bursa with jelly inside them at the location of removed Harderian glands.

youdao