Tissue cells and bacteria are semi - transparent - light penetrating through cells causes shadings and reveals texture.组织细胞和细菌是半透明的,所以光能透过细胞,投下阴影并显出内部结构.Tissue cells and bacteria are semilight penetrating through cells c...
She was hired as a milkmaid in that farm.她被雇佣为那个农场的挤奶女工.The milkmaid milks the cows twice a day.挤奶女工一天两次为奶牛挤奶.The milkmaid took her empty pail home and told her mother what had happened.这个挤牛奶的女工拿着空桶回了家,告诉她母亲所发生的事情....
There they test the airflow around their latest designs.他们在那里测试他们的最新设计(汽车)周围的气流.Aero - tuned rear spoiler: Reduces lift, creates vacuum to maximize airflow through helmet.航空调整后扰流板: 降低升降机, 创造真空气流,以最大限度地通过头盔.Suitable for m...