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World's Biggest Optical Telescope - ELT

379,781 views

Launch Pad Astronomy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

97%
  • 7:39 / 7:52

Speech Rate:

  • 153 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

billion

/ˈbilyən/

noun number

Number 1,000,000,000. thousand million.

segmented

/ˈseɡˌmen(t)əd/

adjective verb

consisting of or divided into segments. To separate something into different parts.

aperture

/ˈapərˌCHər/

noun

opening or gap.

planets

/ˈplanət/

noun other

celestial body moving round star. One of the bodies that orbit the sun.

technique

/tekˈnēk/

noun

Way of doing by using special knowledge or skill.

telescope

/ˈteləˌskōp/

noun verb

optical instrument designed to make distant objects appear nearer, containing arrangement of lenses, or of curved mirrors and lenses. slide or cause to slide into itself, so that it becomes smaller.

countries

/ˈkəntrē/

noun other

particular land with own government. Areas of land that is controlled by a government.

question

/ˈkwesCH(ə)n/

noun verb

Issue or problems you are dealing with. To have or express concerns or uncertainty.

european

/ˌyo͝orəˈpēən/

adjective noun

relating to Europe. Person from Europe.

overall
adjective adverb noun

taking everything into account. taken as a whole. trousers formerly worn as part of army uniform.

sharper

/ˈSHärpər/

adjective noun

Being able to think, see, or understand quicker. swindler.

building

/ˈbildiNG/

noun verb

structure with roof and walls. To construct a house, office, factory.

started

/stärt/

verb

To turn something on.

optical

/ˈäptək(ə)l/

adjective

Concerning vision or helping people see.

participating

/pärˈtisəˌpāt/

verb

To take part with others in doing something.

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