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单词
libration
释义
librations是libration的复数
libration
美 [la?b're???nz]
英 [la?b're???nz]
n.
振动；平衡；【天】天平动
复数：
librations
英汉
英英
网络释义
n.
1.
振动,摆动;平衡
2.
【天】天平动
n.
1.
a
real
or
apparent
oscillation
in
the
orbit
of
one
astronomical
object
as
seen
from
the
one
around
which
it
orbits
,
especially
as
seen
in
the
Moon
from
Earth
1.
天平动
这项观察已经进行了5年，科学家测算出了水星旋转时的摆动情况，又叫
天平动
（
librations
），由太阳引力所引起。他们发现， …
discover.163.com
例句
释义:
振动,平衡,天平动
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In perfect form
in perfection
in perfect nick
in perfect order
inperfect price flexibility
in perfect silence
in perfect union
in peril
in peril of
in peril of extinction
in period
inpermeable surface
in perpetuity
in perpetuity
in perpetuum
in perpetuum
in-person
in person
in person
in personality
in personam
in personam
in personam action
in personam jurisdiction
in person or by proxy
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更新时间：2026/7/9 13:32:39