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单词
first-day cover
释义
first-day cover
美
英
na.
【邮】首日封
网络
世博首日封
英汉
英英
网络释义
na.
1.
【邮】首日封
n.
1.
an
envelope
,
often
specially
designed
,
that
bears
a
newly
issued
stamp
and
a
postmark
for
the
day
on
which
it
was
first
issued
1.
首日封
社交_百度文库 ... 邮票 stamp
首日封
first-day cover
纪念封 commemorative envelope ...
wenku.baidu.com
2.
世博首日封
人才培养机制 talent... ... 职场冷暴力 emotional office abuse
世博首日封
first-day cover
全科医生 general practitioner ...
www.kaka3.com
例句
释义:
首日封,世博首日封
随便看
sample chamber
sample change compaction
sample changer
samplechanger
sample changing mechanism
sample-changing mechanism
sample channels ratio
sample characteristic
sample characteristic function
sample characteristics
sample characteristic value
sample charge
sample chart
sample check
sample circuit
sample clean-up
sample cluster
sample-clustering
sample cock
sample code
sample coefficient
sample coefficient of determination
sample coefficient of multiple correlation
sample coefficient of multiple determination
sample coefficient of variation
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2026/3/12 23:09:34