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词汇 long
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long
adj.
"that extends considerably from end to end," Old English lang "long," from Proto-Germanic *langgaz (cognates: Old Frisian and Old Saxon lang, Old High German and German lang, Old Norse langr, Middle Dutch lanc, Dutch lang, Gothic laggs "long").
The Germanic words are perhaps from PIE *dlonghos- (cognates: Latin longus, Old Persian darga-, Persian dirang, Sanskrit dirghah, Greek dolikhos "long," Greek endelekhes "perpetual," Latin indulgere "to indulge"), from root *del- "long."
The adverb is from Old English lange, longe, from the adjective. No longer "not as formerly" is from c.1300; to be not long for this world "soon to die" is from 1714.
The word illustrates the Old English tendency for short "a" to become short "o" before -n- (also retained in bond/band and West Midlands dialectal lond from land and hond from hand).
Long vowels (c.1000) originally were pronounced for an extended time. Sporting long ball is from 1744, originally in cricket. Long jump as a sporting event is attested from 1864. A ship's long-boat so called from 1510s. Long knives, name Native Americans gave to white settlers (originally in Virginia/Kentucky) is from 1774. Long in the tooth (1841 of persons) is from horses showing age by recession of gums. Long time no see, imitative of American Indian speech, is first recorded 1900. To be long on something, "have a lot" of it, is from 1900, American English slang.
v.
Old English langian "to yearn after, grieve for," literally "to grow long, lengthen," from Proto-Germanic *langojanan (see long, adj.). Cognate with Old Norse langa, Old Saxon langon, Middle Dutch langhen, Old High German langen "to long," German verlangen "to desire." Related: Longed; longing.

词根:long = long

  来自拉丁语的long 意为long。

  (*拉丁文lonus(=long) —— 英文字根字典)

同源词:

1. elongate(使伸展得长长地 e<ex(=out) + long(=long)
  v.使伸长,拉长;延长
  elongation n.伸长,延长
  Pull on solt water taffy to elongate it as it cools. 当盐水太妃糖冷却的时候用力拉使它变长。

2. prolong(使向前拉长pro(=forth) + long(=long))
  vt.延长,拉长;拖长(元音等的)发音
  prolongation n.延长;延期
  prolonged adj.长期持续的
  We didn't want to prolong our dog's suffering, so we put him to sleep. 我们不想延长我们狗的痛苦,所以让他永眠了。

3. oblong
  n./adj.椭圆形(的),长方形(的) *ob(=to ,toward)

4. longitude
  n.经度,经线(<--->latitude 纬度)
  ten degrees fifteen minutes of east longitude 东经10度15分

5. longitudinal
  adj.经度的,经线的;长度的;纵向的
  longitudinal survey 纵向调整
  longitudinal stripes 纵向的条纹

6. longeron
  n.(pl.)(飞机机体的)纵梁

7. long-bill
  n.长嘴的鸟

8. long-distance
  adj.长距离的,长途(电话)的
  long-distance call 长途电话
  long-distance flight 长途飞行

9. Long March
  n.长征(1934年中国共产党行至延安的大行军)

10. long-playing
  adj.长时间的;慢转密纹的
  long-playing record 长时间唱片(又称LP唱片),慢转密纹唱片

11. long-range
  adj.远程的;长期的
  long-range gun 运射程大炮
  long-range plan 长期规划

12. long-run
  adj.长期的

13. longways
  adv.纵长地

14. longwinded
  adj.(话语)冗长的,唠叨的

15. longevity
  n.长寿;寿命

16. along
  prep.沿着;在~期间
  adv.沿着;前往 《e- = ex- =out》

17. lengthen
  v.加长;延长

18. lengthy
  adj.冗长的;乏味的


词根:long = leng, 表示“长”

longevity n. 长命;寿命(long+ev生命+ity→长生命)

longanimity n. 坚忍不拔(long+anim精神+ity→精神长→坚韧)

longing n. 渴望(long+ing→很长时间[想要]→渴望)

longheaded a有远见的;精明的(long+head头脑+ed→有头脑的)

longsighted a. 有远见的(long+sight眼光+ed→眼光很长)

longitude n. 经线(long+itude状态)

belong v. 属于(be+long→使长久拥有→属于)

elongate v. 延长,伸长(e出+long+ate→长出去→延长)

prolong v. 延长,引申(pro向前+long→向前长→延长)

oblong n. 长方形(ob反+long→反过来一样长→长方形)

length n. 长度(leng=long)

lengthy a. 冗长的,漫长的(length+y)

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更新时间:2025/3/14 14:26:04