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单词 retrograde
释义

retrograde

音标['retr?greid]

汉语翻译

a. 后退的, 倒退的, 退步的
vi. 倒退, 退步, 回顾
【医】 退行性的, 逆行的

词型变化:

副词:retrogradely 动词过去式:retrograded 过去分词:retrograded 现在分词:retrograding 第三人称单数:retrogrades 名词:retrogradation 

英语解释:

动词 retrograde:

  1. move backward in an orbit, of celestial bodies
  2. move in a direction contrary to the usual one
  3. move back
    同义词:retreat
  4. go back over
    同义词:rehash, hash over
  5. get worse or fall back to a previous condition
    同义词:regress, retrogress

形容词 retrograde:

  1. moving from east to west on the celestial sphere; or--for planets--around the sun in a direction opposite to that of the Earth
  2. of amnesia; affecting time immediately preceding trauma
  3. going from better to worse
    同义词:retrogressive
  4. moving or directed or tending in a backward direction or contrary to a previous direction
    同义词:retral

详细解释:


ret.ro.grade

adj.(形容词)
Moving or tending backward.
后退的:向后移动的或向后倾的
Opposite to the usual order; inverted or reversed.
颠倒的:与通常顺序相对的;倒转的或颠倒的
Reverting to an earlier or inferior condition.
退化的:回到较早或较低级的状态的
Astronomy
【天文学】
Of or relating to the orbital revolution or axial rotation of a planetary or other celestial body that moves clockwise from east to west, in the direction opposite to most celestial bodies.
逆行的:行星或其它天体沿轨道旋转或绕轴旋转的,该天体顺着与大多数天体相反的方向由东向西顺时针运动
Of or relating to the brief, regularly occurring, apparently backward movement of a planetary body in its orbit as viewed against the fixed stars, caused by the differing orbital velocities of Earth and the body observed.
后退的:行星所做的短暂有规律的运动的,以静止星体为参照物进行观察时,这种运动显然是后退的,这是由地球和所观察天体具有不同的轨道速度引起的
Archaic Opposed; contrary.
【古语】 对立的:相对的;相反的
v.intr.(不及物动词)
ret.ro.grad.ed,ret.ro.grad.ing,ret.ro.grades
To move or seem to move backward.See Synonyms at recede
后退,逆行:向后移动或似乎向后移动参见 recede
To decline to an inferior state; degenerate.
退步:降至较低级的状态;退化

来源:
Middle English
中古英语
from Latin retrôgradus
源自 拉丁语 retrôgradus
from retrôgrado [to go back]
源自 retrôgrado [回去]
retrô- [retro-]
retrô- [表.后退的.]
-gradus [walking] from grado [to go] * see ghredh-
-gradus [步行] 源自 grado [去] *参见 ghredh-

【引伸】
ret.rograda.tion

ret.rograde.ly
adv.(副词)

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