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Preservatives
[prɪ'zɝvətɪv]
例句:
And
so
much
harm
has
been
done
by
food
preservatives
that
the
pure
food
laws
require
that
cans
and
bottles
contain
a
labeled
statement
of
the
kind
and
quantity
of
chemicals
used
.
伯莎M.克拉克.
科学通论
.
The
most
popular
and
widely
used
preservatives
of
meats
are
borax
and
boric
acid
.
伯莎M.克拉克.
科学通论
.
整理:苏西
