当心包充满液体时心音减弱.The heart sounds are muffled when the pericardial sac is distended with fluid.心音听诊被广泛用于评估病人的心功能.Cardiac auscultation is widely used to evaluate cardiac function in patients.听著你跳跃著的心音, 抚摸你柔细的身躯.Listen to the ...
They are beavering away to get everything ready for us.他们正在竭尽全力准备我们所需的一切。She's been beavering away at her homework for hours.她连续几个小时都在忙着写作业.We watch him beavering away at his painting.我们眼看着他拼命地画....