满天星现象(stary sky)
Burkitt淋巴瘤中,单一性的瘤细胞之间散在多数吞噬各种细胞碎屑的巨噬细胞,形成所谓的满天星图像。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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