“油滴”造句

这时有些电子或离子与油滴碰撞而粘附在油滴上.
Some of the electrons or ions then collide with the drops and stick to them.

当给予适当照明时,这样小的油滴在显微镜下是很容易看到的.
A drop of oil of this size is easily seen in a microscope when suitably illuminated.

这些油滴一般都带负电, 但偶尔也发现有带正电的.
The drops are usually negatively charged, but occasionally one with a positive charge is found.

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