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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
hyperplanar symmetry
hyperplane
hyper plane
hyperplane coordinates
hyperplane decision boundary
hyperplane in an affine space
hyperplane method
hyperplane of support
hyperplane
hyperplane section
hyperplane theorem
hyperplasia
hyperplasia cystica uteri
hyperplasia endometrii
hyperplasia fascialis ossificans
hyperplasia interstitialis uteri
hyperplasia of cervix uteri
hyperplasia of chorionic epithelium
hyperplasia of costal cartilage
hyperplasia of mammary gland
hyperplasia of mammary glands
hyperplasia of maxillary tuberosity
Hyperplasia of ovarian stroma
hyperplasia of ovary cortex
hyperplasia of pancreatic islet B cells
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：2025/8/2 10:24:49