electroscope造句
1. The leaves of the electroscope slowly diverge.
2. Her electroscope was a metal case with two holes in its side.
3. Figure 4 - 2 a present - day laboratory version of the electroscope.
4. Step 3 : If the aluminum foil ball is repelled away from the dish, the electroscope works.
5. Figure 4 - 2 shows a present - day laboratory version of the electroscope.