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单词
penna
释义
pennae是penna的复数
penna
美
英 ['pen?-i:]
n.
羽毛；翼或鸟尾的羽翮
网络
正羽
复数：
pennae
英汉
英英
网络释义
n.
1.
羽毛;翼或鸟尾的羽翮
n.
1.
a
feather
that
helps
to
form
the
outer
contour
of
a
bird
'
s
plumage
,
as
opposed
to
a
down
feather
1.
正羽
a.
正羽
（
pennae
）：分布於翼背，尾端等正羽区（Pteryla），用为飞翔之用。正羽之构造：中央为羽轴（Rhachis），轴之两侧 …
www.birdvet.tw
例句
随便看
Protein Coding Region
Protein Coding Regions
Protein,Complement
protein complementary action
protein complex
protein complexes
protein composition
protein compressibility
protein concentrate
protein conducting channel
protein-conducting channel
protein conformation
Protein Conformations
protein constitution change
protein content
protein cooperativity
protein core
protein cream
Protein,CREB
protein cryptography
protein crystal
protein crystallography
Protein Data Bank
Protein Database
Protein Databases
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：2025/8/14 23:00:51