The dermis is composed of the connective tissue that supports the epidermis.真皮是由支撑表皮的结蒂组织构成的.Althouth very thin, the epidermis serves to protect the underlying dermis.表皮虽然非常薄, 却可用来保护下层的真皮.Objective : To study the effect ...
With this type of camera, the shutter speed is fixed.对这类相机而言，快门的速度是固定的。The camera has a shutter speed of one - sixtieth of a second.这架照像机的快门速度达六十分之一秒.The slam of the shutter awoke me.百叶窗砰的一声把我惊醒了....
What conquers the sea is never a sail but a brave mind.征服大海的不是风帆,而是勇者的胸怀.What is a little toil, if it conquers so much happiness?如果吃点苦能赢得这么大的幸福,那又算得了什么 呢 ?A good heart conquers ill fortune.好人有好报。字面解释：好心肠的人会战胜不好的命运Love co...