Primum mobile

原动天, 第十层天(2世纪希腊天文学家托勒密(Ptolemy)的天动说中的最外层天体, 带动所有天体转动)

🧩 词语组成解析

primum

[医]氟硝安定（安眠药，麻醉诱导药），原始的

mobile ['mobaɪl]

adj. 可移动的;行动自如的;易变的;流动性的; n. 风铃;手机;

mob动+ile能...的 → 活动的，可动的

I would like to improve my English pronunciation.

我想改善我的英语发音。

Pitchers have ears.

隔墙有耳。

This attracted the attention of Richard Humphries who was then the most eminent boxer in England.

这引起当时英国拳坛名将理查德。汉弗莱斯的注意。

更多情景英语 ›

parathion methyl-trichlorphon powder

paregoric [pærə'gɔrik]

period closing date

phenylmustard oil

planetary science

plutonist

potassium methylate

primary cause