名词
中文翻译：Unknown
同义词：
['ante-symptomatic', 'prodromal', 'pre-symptomatic']
例句：
-
1. The doctor performed a presymptomatic screening to detect any underlying health issues.
医生进行了预兆筛查，以检测任何潜在的健康问题。
-
2. The patient was presymptomatic for several weeks before the onset of symptoms.
患者几周前就出现了症状的先兆。
-
3. Presymptomatic testing is crucial in preventing diseases before they become symptomatic.
在疾病变成症状之前进行预兆测试至关重要。