Over the other surface of the heart lies another layer of connective tissue, the epicardium.心脏的外表面是由另一层结缔组织, 即心外膜所覆盖.Here are petechial hemorrhages seen on the epicardium of the heart.这是在心外膜看到的点状出血....
让厨房计时器开始计时。Set the kitchen timer going.这类计时器尚不能算是独立的计时器,还是天文仪器与计时仪器的混合体.These mixtures of astronomical instruments and time - measuring devices cannot be seen as independent time measurers.作为计时器,漏刻的使用比日晷史为普遍.Many ancient...
The creature is a tiny centipede, just 10 millimeters long.那个生物是一只很小的蜈蚣，只有10毫米长。This machine part was built to a tolerance of 0.01 millimeters.这一机器部件的制造公差是0.01毫米.Here are linear measures in millimeters.这是毫米方式的线性量度....