For twenty-nine years, Checkpoint Charlie embodied the Cold War.29年来，查理检查站一直是冷战的象征。The field was laid up in twenty - nine - inch rows for soybeans.这块地被犁成 二十九 英寸宽的垄条,准备种大豆.That emblem became recognized in the nineteen - t...
The project Gabon rain for restthreatens Gabon's rainforests. Mr.该项目会威胁加蓬的热带雨林.It has ice and snow glaciers, rainforests and beautiful mountains.既有冰川, 又有雨林和秀丽的山峰.There is worldwide concern about the destruction of t...
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...