a subdued emotional quality underlying an utterance; implicit meaning
a current below the surface of a fluid
under-current的用法和样例:
例句
This leakage current will degrade very low current measurements. 这个泄漏电流使得极低电流测量结果恶化。
With the transformer, the ability to transmit power at high voltage with corresponding lower current and lower line-voltage drops made ac more attractive than dc. 变压器使得电能可以在更高电压和更低电流传输,降低了线路电压降,使交流系统比直流系统跟具吸引力。