検索結果- 英語 - 英語
検索内容:
lightning in a bottle
noun
lighter screw
noun
lightning arrester
noun
A
device
used
on
electrical
and
telecommunications
systems
to
protect
the
insulation
and
conductors
from
the
damaging
effects
of
lightning.
Typically,
it
has
a
high-voltage
terminal
and
a
ground
terminal.
When
a
surge
travels
along
the
power
line
to
the
arrester,
the
current
from
the
surge
is
diverted
through
the
arrester,
in
most
cases
to
earth.
heat lightning
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