英語(yǔ)解釋法語(yǔ)解釋德語(yǔ)解釋

libration

音標(biāo)[lai'brei??n]

libration是什么意思、libration怎么讀

libration漢語(yǔ)翻譯

n. 擺動(dòng), 天平動(dòng)

libration詞型變化

形容詞:librational

libration英語(yǔ)解釋

名詞 libration:

(astronomy) a real or apparent slow oscillation of a moon or satellite

libration詳細(xì)解釋

li.bra.tion

n.（名詞）
A very slow oscillation, real or apparent, of a satellite as viewed from the larger celestial body around which it revolves.
天平動(dòng)：衛(wèi)星的真正或是表面上的緩慢擺動(dòng)，可以從衛(wèi)星所公轉(zhuǎn)的較大天體上觀測(cè)到

來源：
Latin lobr3tio lobr3tiôn- [oscillation]
拉丁語(yǔ) lobr3tio lobr3tiôn- [擺動(dòng)]
from lobr3tus [past participle of] lobr3re [to balance]
源自 lobr3tus [] lobr3re的過去分詞 [使平衡]
from lobra [balance]
源自 lobra [平衡]

【引伸】
libra.tional
adj.（形容詞）
li.brato.ry