好词典

pfc

UK /ˌpiː ef ˈsiː/US /ˌpiː ef ˈsiː/

词源

PFC 作为 'Private First Class' 源自美国陆军军衔体系;作为 'Power Factor Correction' 则源于电力工程术语。

noun

❶ PFC 是 'Private First Class' 的缩写,指美国陆军中的一等兵军衔,位于二等兵之上,下士之下。

“He was promoted to PFC after six months of service.”

(服役六个月后,他被提升为一等兵。)

“As a PFC, he had more responsibilities than a private.”

(作为一等兵,他比二等兵承担更多的责任。)

❶ PFC 也是 'Power Factor Correction' 的缩写,指电力系统中用于提高功率因数的技术或设备。

“The factory installed PFC capacitors to reduce energy waste.”

(工厂安装了功率因数校正电容器以减少能源浪费。)

“PFC circuits are essential for efficient power usage.”

(功率因数校正电路对高效用电至关重要。)

同义词:Private First Class, Power Factor Correction

常见短语

PFC circuit — 指用于功率因数校正的电路,常见于电源设备中以提高电能使用效率。

“The PFC circuit in the power supply reduces harmonic distortion.”

(电源中的功率因数校正电路减少了谐波失真。)

promoted to PFC — 指士兵晋升为一等兵军衔,通常需要完成一定服役期或表现出色。

“After basic training, he was promoted to PFC.”

(完成基础训练后,他被提升为一等兵。)