词根：avi (av) = bird

  来自拉丁语的 avi 意为bird ，它的变形为au。

  （*拉丁文avis(=bird)—— 英文字根字典）


同源词：

1. inauspicious （没法看见鸟 in (=not) + au<avi(=bird) + spic(=look)）
  adj.不吉利的，不祥的
  inauspiciously adv.不吉利地
  After an inauspicious first quarter,the team went on to win the game. 那个队在比赛起初的四分之一虽然有些不顺，但之后却节节胜利，赢得了比赛。

2. auspicious （看见鸟的au<avi(=bird) + spic(=look)）
  adj.吉兆的，吉利的，幸运的；有前途的
  auspices n.赞助，资助
  I plan to propose when an auspicious moment presents itself.我打算在一个幸运的时刻求婚。

3. aviation
  n.飞行，航空；航空学
  civil aviation 民用航空
  aviation badge /cap /corps 飞行徽章/飞行帽/飞行队

4. aviator
  n.飞行员

5. avian
  adj. 鸟类的

6. aviarist
  n.飞禽饲养家

7. aviatrix
  n.女飞行员（trix = feminime （女性））

8. avicide
  n.杀害鸟类 *cid ( = to cut)

9. aviculture
  n.鸟类饲养

10. augur
  n.（古罗马）占兆官
  v.占兆;预言
  augural adj.占兆的；预言的
  augury n.占兆；预言

11. inauguration
  n.就职（典礼）；创始

词根词缀：terr-, terra-, -ter

【来源及含义】Latin: earth, dry land, land

【相关描述】This unit presents many words that are used in references having to do with earth and land; that is, the loose, fragmented material that composes part of the surface of this planet that we live on.

Don't confuse this element with other words that are spelled in a similar way; such as, terrify, terrible.

【相关词根词缀】 Cross references of word families related directly, or indirectly, to: "land, ground, fields, soil, dirt, mud, clay, earth (world)": agra-; agrest-; agri-; agro-; argill-; choro-; chthon-; epeiro-; geo-; glob-; lut-; myso-; pedo-; pel-; rhyp-; soil-; sord-.

【同源单词】circumterrestrial, disinter, disinterment, exoterroid, extraterrestrial, extraterrestrial