silicon
noun
ˈsɪlɪkən
noun
1
a
chemical
substance
that
exists
as
a
solid
or
as
a
powder
and
is
used
to
make
glass,
bricks,
and
parts
for
computers.
It
is
a
chemical
ELEMENT:
symbol
Si
硅〔一种化学元素，符号为 Si〕