前缀a-, 不，非。symptom, 症状。

1. I have patients who are HIV-positive and asymptomatic.

我的一些病人艾滋病病毒检测呈阳性，但却无任何体征。

来自柯林斯例句

2. The disease is often mild and may be even asymptomatic in older children, adolescents, and adults.

年长儿童 、 青年及成年人患这种疾病时症状常轻微,甚至无症状.

来自辞典例句

3. The pediatrician suggested that these are usually asymptomatic and regress without treatment.

儿科医师认为这种情况通常没有症状,可以不经治疗自行退化.

来自互联网

4. In addition, asymptomatic sphenoid sinusitis was diagnosed in 2 other patients.

另外, 有2例无症状的蝶窦炎.

来自互联网

5. Wilms tumors often present with an asymptomatic abdominal mass.

肾母细胞瘤常表现为无症状的腹部肿块.

来自互联网