For example, the electric field or gravitational field is given by the gradient of the gravitational or electricpotential.
例如由重力势梯度给出的重力场，或由电势梯度给出的电场。
2
He defends the Miyagi plan, saying that technological changes in the auto industry, such as a potential shift to electric cars, will provide opportunities for Miyagi.
他支持宫城计划，他说汽车业的技术变革比如说向电力汽车的转变会给宫城带来机会。
3
It's best to warn the reader about the potentialelectric shock in advance.