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envelope
關於envelope的翻譯
信封;包裹物,封皮,封套;外殼,殼層;包跡,包線
來源 : pydict
envelope definition
a
flat
(usually
rectangular)
container
for
a
letter,
thin
package,
etc.
any
wrapper
or
covering
a
curve
that
is
tangent
to
each
of
a
family
of
curves
a
natural
covering
(as
by
a
fluid)
examples:
the
spacecraft
detected
an
envelope
of
gas
around
the
comet
the
maximum
operating
capability
of
a
system
(especially
an
aircraft)
examples:
test
pilots
try
to
push
the
envelope
the
bag
containing
the
gas
in
a
balloon
來源 : wordnet
來源 : Trending