in parallel idiom
electronics specialized（电路）并联的
If two or more parts of an electrical system are in parallel, they are arranged in a way that means they both receive the same amount of electricity.
Is the circuit in series or in parallel?
I'd figured out that the circuit was wired in parallel.
If you hook the speakers up in parallel, rather than in series, you can control the volume of each one independently.
These resistors are connected in parallel, so the voltage across them should be the same.
Compare: in series