Correct

虚电路

/ xūdiànlù / 
Strokes

Definition

virtual circuit/VC

Example

As a Noun

virtual circuit

1
Yǒngjiǔ
永久
xū
虚
diànlù
电路

permanent virtual circuit (PVC)

2
Jiāohuàn
交换
xū
虚
diànlù
电路

switched virtual circuit (SVC)