This so-called glass frog's transparent body lacks pigmentation and reveals its organs in action—including a beating heart.
这种被称作玻璃蛙的小东西有一个透明的身体,因为缺乏色素,它活动的器官都能看到,包括那颗跳动的心脏。
2
No practicable substitutes for lead in the plating layer of high voltage diodes on the basis of a zinc borate glassbody are available.
以硼酸锌玻璃体为基础的高压二极管的电镀层的铅的替代品仍然不切实际。
3
This seal is normally made by holding the torch flame stationary, blowing out a hole in the main glassbody to match a second tube (hose connection in this example).