energizer
['enədʒaizə]
n. 激器(器,渗碳速剂)





energizer
[ noun ]

1. someone who imparts energy and vitality and spirit to other people

<noun.person>

2. a device that supplies electrical energy

<noun.artifact>

Energizer \En"er*gi`zer\, n.
One who, or that which, gives energy, or acts in producing an
effect.