first-class
adj
adj
1
of
very
good
quality,
and
much
better
than
other
things
of
the
same
type
第一流的，优等的
This
is
a
first-class
wine.
这是一种优等葡萄酒。
His
writing
is
first-class.
他的写作一流。
2
relating
to
the
class
of
post
that
is
the
most
expensive
and
quickest
to
arrive
优先投递的，第一类的
first-class
stamp/mail/post
etc
3
relating
to
the
best
and
most
expensive
class
of
seats
on
a
plane
or
train,
or
rooms
in
a
hotel
〔飞机舱位、火车车厢、酒店房间〕头等的
first-class
passenger/seat/compartment
etc
If
I
send
the
letter
first
class
it
should
arrive
tomorrow.
如果我把信作为第一类邮件投寄，明天就会寄到。
travel
first
class
坐头等舱旅行