mains electricity; household power supply
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
mains electricity; household electrical power (typically 220V or 110V)
Refers to the standard alternating current (AC) power supplied to residential and commercial buildings. Voltage standards vary by region (e.g., 220V in China/Europe, 110V in Japan/North America).
Zhōng中
guó国
de的
shì市
diàn电
diàn电
yā压
tōng通
cháng常
shì是
èr二
bǎi百
èr二
shí十
fú伏
，
ér而
Rì日
běn本
hé和
Měi美
guó国
shì是
yī一
bǎi百
yī一
shí十
fú伏
。
China's mains electricity is usually 220 volts, while Japan and the US use 110 volts.
Zhè这
tái台
shè设
bèi备
kě可
yǐ以
zhí直
jiē接
jiē接
rù入
shì市
diàn电
shǐ使
yòng用
。
This device can be connected directly to the mains for use.
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Tíng停
diàn电
le了
，
xiàn现
zài在
méi没
yǒu有
shì市
diàn电
gōng供
yìng应
。
The power is out; there's no mains electricity supply now.
Dāng当
shì市
diàn电
zhōng中
duàn断
shí时
，
fā发
diàn电
jī机
zì自
dòng动
qǐ启
dòng动
。
When the mains power is interrupted, the generator starts automatically.