By Levels

Library

EXP: 08888
HITS: {{lyricTraining.hits}}888
STREAKS: {{lyricTraining.streaks}}888
TIME: {{lyricTraining.timeout / 1000}}88
{{word.word}}

{{cue.translated_text}}

{{lyricTraining.hint}}

x{{playblackSpeed.toFixed(2)}}

Loading ..

Not Found

{{annotation.word}} ({{annotation.pos_simplify}})

/{{annotation.phonetic}}/

{{annotation.translation}}

{{annotation.name}}

{{annotation.sub_type}}

{{annotation.definition}}
Back

Games & Quizzes

Training Mode - Typing
Fill the gaps to the Lyric - Best method
Training Mode - Picking
Pick the correct word to fill in the gap
{{game.name}}
{{game.description}} Requires {{game.required_annotions}} vocabulary annotations

Congratulations! You gained {{totalPoint}} XP

You may need to watch a part of the video to unlock quizzes

Don't forget to Sign In to save your points

Repeat Skip ({{game.question_index}}/{{game.questions.length}})
{{part}}
Repeat Skip ({{game.question_index + 1}}/{{game.questions.length}})
{{choice.text}}
{{choice.text}}

Make correct pairs from two columns

{{lyricTraining.finished && lyricTraining.timed_out ? 'Timed Out' : 'Challenge Accomplished'}}

PERFECT HITS {{lyricTraining.stats.PERFECT_HITS}} +{{lyricTraining.stats.PERFECT_HITS * 20}}
HITS {{lyricTraining.stats.HITS}} +{{lyricTraining.stats.HITS * 10}}
LONGEST STREAK {{lyricTraining.stats.LONGEST_STREAKS}} +{{lyricTraining.stats.LONGEST_STREAKS * 10}}
REMAINING TIME {{lyricTraining.timeout / 1000}}s +{{lyricTraining.timeout / 1000}}
TOTAL +{{lyricTraining.exp}}
{{word.word}} - {{dictionary.definition[0].phonetic || ("/" + dictionary.phonetics +"/")}} - {{word.translation}}

We couldn't find definitions for the word you were looking for.
Or maybe the current language is not supported

{{simpleDefinition.pos}}

{{simpleDefinition.def}}

{{word.word}}

Sentences & parts of speech:

  • {{tag.normal}} {{tag.pos_name}}

  • {{c.startTime | duration}}


    {{c.translated_text}}

All {{pos.pos_simplify}}
{{a.word || a.name}}
/{{a.phonetic}}/
{{a.type || a.sub_type}}
{{a.translation}} 		{{a.definition}}

The Strange Universe of Gravitational Lensing

887,442 views

PBS Space Time

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 13:24 / 13:32

Speech Rate:

  • 148 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Special thanks to The Free Dictionary for providing us with the information used in this web page

Video Vocabulary

environment

/inˈvīrənmənt/

environment
noun

Natural world in which plants and animals live.

funhouse

/ˈfənˌhous/

funhouse
noun

building equipped with trick mirrors, shifting floors, and other devices designed to scare or amuse people as they walk through.

curvature

/ˈkərvəCHər/

curvature
noun

fact of being curved or degree to which something is curved.

spacetime

/ˈspās ˈˌtīm/

spacetime
noun

The concepts of time and three-dimensional space regarded as fused in a four-dimensional continuum..

gravitational

/ˌɡravəˈtāSH(ə)nəl/

gravitational
adjective

Concerning the force of gravity.

straight

/strāt/

straight
adjective adverb noun

extending or moving uniformly in one direction only. in straight line. part of something that is not curved.

perceive

/pərˈsēv/

perceive
verb

To notice or become aware of something.

internal

/inˈtərnl/

internal
adjective noun

Within or inside; interior; not external. inner parts.

evolved

/ēˈvälv/

evolved
verb

develop gradually.

shifted

/SHift/

shifted
verb

To change in position or direction.

travels

/ˈtravəl/

travels
noun other verb

action of travelling. Journeys to other places, often for pleasure. To go to a place that is far away.

complex
complex
adjective noun verb

consisting of many different connected parts. group of buildings or facilities. cause to form complex.

rippling

/ˈrip(ə)liNG/

rippling
adjective verb

(Of muscles) clearly defined and strong looking. To travel or move as small gentle waves.

warping

/wôrp/

warping
verb

make or become bent or twisted out of shape.

hardware

/ˈhärdˌwer/

hardware
noun

Physical parts of a computer, machine or device.

Q
W
E
R
T
Y
U
I
O
P
A
S
D
F
G
H
J
K
L
Z
X
C
V
B
N
M