n.病毒颗粒（粒子）；毒粒；壳包核酸

The virion is the complete, infectious form of a virus outside a host cell.
病毒颗粒是宿主细胞外完整的、具有感染性的病毒形态。
During the assembly process, multiple viral proteins come together to form a mature virion.
在组装过程中，多种病毒蛋白聚集在一起形成成熟的病毒颗粒。
Virions can be detected and counted using electron microscopy techniques.
可以通过电子显微镜技术检测并计数病毒颗粒。
The outer envelope of the HIV virion contains glycoproteins that allow it to attach to and enter host cells.
HIV病毒颗粒的外膜含有糖蛋白，使其能够附着并进入宿主细胞。
After replication, the new virions are released from the infected cell by budding or lysis.
复制后，新生成的病毒颗粒通过芽生或裂解从被感染细胞中释放出来。
Researchers found that the virion's genetic material could be manipulated to create vaccines.
研究人员发现可以通过操纵病毒颗粒的遗传物质来制造疫苗。
SARS-CoV-2 virions are spherical with spike proteins on their surface, which are responsible for binding to human cells.
SARS-CoV-2病毒颗粒呈球形，表面有刺突蛋白，负责与人类细胞结合。
Once inside the host cell, the virion releases its RNA genome, which then hijacks the cellular machinery for replication.
一旦进入宿主细胞，病毒颗粒会释放其RNA基因组，然后劫持细胞机制进行复制。
Antibodies produced by the immune system can neutralize virions by blocking essential parts needed for infection.
免疫系统产生的抗体可以通过阻断病毒感染所需的关键部分来中和病毒颗粒。
Vaccines work by stimulating the immune system to recognize and destroy virions before they can cause infection.
疫苗的工作原理是刺激免疫系统识别并在病毒颗粒引起感染前将其破坏。