单向电流

單向電流

dānxiàng diànliú

noun

Meanings

1 unidirectional current
2 direct current (DC)

Characters

Examples

HSK 4

二极管只允许单向电流通过。

Èrjíguǎn zhǐ yǔnxǔ dānxiàng diànliú tōngguò.

A diode only allows unidirectional current to pass.

HSK 5

电池产生单向电流。

Diànchí chǎnshēng dānxiàng diànliú.

Batteries produce direct current.

Tips

usage

Formal/textbook term. In daily and engineering speech, DC is overwhelmingly called 直流 (zhíliú, lit. 'straight flow'), and AC is 交流 (jiāoliú, 'alternating flow'). 单向电流 is more descriptive and shows up in physics-explanation contexts.

Stroke Order

单 dān

向 xiàng

电 diàn

流 liú