Correct

母线

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Strokes

Definition

generating line/generatrix (in geometry)/bus (in electronics)/bus bar

Example

As a Noun

bus; bus bar

1
Mǔxiàn
母线
shì
室

bus-bar chamber; bus compartment

2
Mǔxiàn
母线
diànkàngqì
电抗器

bus reactor

3
Mǔxiàn
母线
dǎoguǎn
导管

bus duct

As a Noun

generatrix; generating line