hypoecho
美
英 
例句
The ultrasonography of spleen infarct were cuneiform or irregular and they were even or uneven hypoecho.
脾梗死超聲圖像呈現(xiàn)楔形、不規(guī)則形低回聲或不均勻回聲;
Differential diagnosis of hypoecho nodes in fatty liver with ultrasonography
脂肪肝中圓形低回聲病灶的超聲研究