准线
zhǔn xiàn
Pinyin

Definition

准线
 - 
zhǔn xiàn
  1. directrix line of a parabola
  2. guide line

Character Decomposition

Related Words (20)

shàng xiàn
  1. 1 to go online
  2. 2 to put sth online
zài xiàn
  1. 1 online
biāo zhǔn
  1. 1 (an official) standard
  2. 2 norm
  3. 3 criterion
  4. 4 CL:個|个[gè]
zhǔn
  1. 1 accurate
  2. 2 standard
  3. 3 definitely
  4. 4 certainly
  5. 5 about to become (bride, son-in-law etc)
  6. 6 quasi-
  7. 7 para-
zhǔn bèi
  1. 1 preparation
  2. 2 to prepare
  3. 3 to intend
  4. 4 to be about to
  5. 5 reserve (fund)
zhǔn shí
  1. 1 on time
  2. 2 punctual
  3. 3 on schedule
线
xiàn
  1. 1 thread
  2. 2 string
  3. 3 wire
  4. 4 line
  5. 5 CL:條|条[tiáo],股[gǔ],根[gēn]
  6. 6 (after a number) tier (unofficial ranking of a Chinese city)
xià xiàn
  1. 1 to go offline
zhōng xiàn
  1. 1 half-way line
  2. 2 median line
zhǔ xiàn
  1. 1 main line (of communication)
  2. 2 main thread (of a plotline or concept)
  3. 3 central theme
zhàn xiàn
  1. 1 busy (telephone line)
guāng xiàn
  1. 1 light ray
  2. 2 CL:條|条[tiáo],道[dào]
  3. 3 light
  4. 4 illumination
  5. 5 lighting (for a photograph)
quán xiàn
  1. 1 the whole front (in a war)
  2. 2 the whole length (of a road or railway line)
fēn shù xiàn
  1. 1 horizontal line (in a fraction)
  2. 2 minimum passing score
fēn jiè xiàn
  1. 1 dividing line
qián xiàn
  1. 1 front line
  2. 2 military front
  3. 3 workface
  4. 4 cutting edge
dì píng xiàn
  1. 1 horizon
jī zhǔn
  1. 1 norm
  2. 2 standard
  3. 3 standard of reference
  4. 4 base
  5. 5 base point
  6. 6 base line
  7. 7 benchmark
  8. 8 reference point
  9. 9 reference frame
  10. 10 criterion
  11. 11 data
tiān xiàn
  1. 1 antenna
  2. 2 mast
  3. 3 connection with high-ranking officials
zhuān xiàn
  1. 1 special-purpose phone line or communications link
  2. 2 hotline
  3. 3 special rail line (e.g. between airport and city)
  4. 4 CL:條|条[tiáo]

Idioms (8)

单丝不成线,独木不成林
dān sī bù chéng xiàn , dú mù bù chéng lín
  1. 1 one strand does not make a thread, one tree does not make a forest (idiom)
放之四海而皆准
fàng zhī sì hǎi ér jiē zhǔn
  1. 1 applicable anywhere (idiom)
放长线钓大鱼
fàng cháng xiàn diào dà yú
  1. 1 use a long line to catch a big fish (idiom); a long-term plan for major returns
断线风筝
duàn xiàn fēng zhēng
  1. 1 a kite with cut string (idiom); fig. gone beyond recall
穿针引线
chuān zhēn yǐn xiàn
  1. 1 lit. to thread a needle (idiom); fig. to act as a go-between
规矩准绳
guī ju zhǔn shéng
  1. 1 compasses, set square, spirit level and plumbline (idiom); fig. established standard
  2. 2 norms
  3. 3 criteria
长流水,不断线
cháng liú shuǐ , bù duàn xiàn
  1. 1 continuous and patient effort (idiom)
飞针走线
fēi zhēn zǒu xiàn
  1. 1 flying needle and running seam (idiom); skillful needlework

Sample Sentences