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Harz
[hɑ:rts]
例句/造句/用法:
In
the
bridge
at
Geneva
,
built
in
1822, ropes
of
untwisted
wire
,
bound
together
,
were
used
,
and
some
fifteen
years
later
stranded
wire
ropes
were
employed
in
the
Harz
mines
.
佚名.
神奇的知識之書
.
埃米尔編輯
