blood sputum 血痰
blood sputum drawing back 抽吸性血痰
blood-stained sputum 痰中带血
sputum blood 痰血
If coughing persists for more than eight weeks or if coughing brings up sputum or blood or disturbs your sleep, see your doctor to check for a more serious cause of your coughing.
如果咳嗽持续八周以上或者伴有痰、血或者打扰了你的睡眠，就要去看看医生，检查一下是否有其他原因导致了咳嗽。
The US team has designed a portable microscope that straps to a camera phone and can be used to diagnose potentially fatal diseases in blood and sputum samples.
此前，美国人设计了一款捆绑在照相手机上的便携式显微镜，可根据血液及唾液样本诊断出是否患有致命疾病。
The LLMDA process starts with the purification of DNA or RNA from a sample, such as sputum or blood.
LLMDA的检测始于对试样（诸如痰液和血液）中DNA或RNA的纯化。
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