aortic aneurysm的意思是主动脉瘤，音标为[ˌɔːtɪkənˈneɪsəm]。用法如下：Aortic aneurysm is a condition in which a section of the aorta, the main blood vessel that transports blood from the heart to the body, enlarges and becomes weakened, potentially leading to a rupture. 主动脉瘤是一种情况，其中一段主动脉（从心脏到身体的主要血管，负责将血液输送到身体各部位）扩大并变得薄弱，可能最终导致破裂。

aortic aneurysm的意思是主动脉瘤，释义为a localized dilation of the aorta。用法为Aortic aneurysm is a condition in which the wall of the aorta weakens and expands beyond its normal diameter。翻译为：主动脉瘤是一种情况，其中主动脉壁变弱并扩张超过其正常直径。常见用法还有aortic aneurysms are often found in the upper part of the aorta等。

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aortic aneurysm的意思是主动脉瘤，释义为a localized dilation of the aorta，用法是主语+be动词+aortic aneurysm（主语+是主动脉瘤）+谓语+其他成分，双语翻译为“（身体）主动脉的局部扩张”。

常见短语有：

1. aortic aneurysm detection 主动脉瘤检测

2. aortic aneurysm repair 主动脉瘤修复

3. aortic aneurysm surgery 主动脉瘤手术

4. aortic aneurysm rupture 主动脉瘤破裂

5. aortic aneurysm screening 主动脉瘤筛查

6. aortic aneurysm detection technology 主动脉瘤检测技术

7. aortic aneurysm treatment 主动脉瘤治疗

8. aortic aneurysm risk factors 主动脉瘤风险因素

9. aortic aneurysm prevention 主动脉瘤预防

10. aortic aneurysm diagnosis 主动脉瘤诊断

以上就是aortic aneurysm的意思、释义、用法及常见短语的全部内容。