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}}

Euler-Lagrange equation explained intuitively - Lagrangian Mechanics

301,044 views

Physics Videos by Eugene Khutoryansky

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

47%
  • 8:43 / 18:22

Speech Rate:

  • 153 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

potential

/pəˈten(t)SHəl/

adjective noun

Capable of happening or becoming reality. latent qualities that may be developed.

fundamental

/ˌfəndəˈmen(t)əl/

adjective noun

forming base or core. (Music) the lowest note in a harmony.

equation

/əˈkwāZHən/

noun

Mathematical statement showing things to be equal.

calculate

/ˈkalkyəˌlāt/

verb

To find an answer using mathematics.

variable

/ˈverēəb(ə)l/

adjective noun

not consistent or having fixed pattern. Mathematical quantity with several values.

specific

/spəˈsifik/

adjective noun

Precise; particular; just about that thing. medicine or remedy effective in treating particular disease.

philosophical

/ˌfiləˈsäfək(ə)l/

adjective

Concerning philosophy.

practical

/ˈpraktək(ə)l/

adjective

concerned with actual doing or use of something.

function

/ˈfəNG(k)SH(ə)n/

noun verb

Mathematical operation used in calculations. To serve a certain purpose or role.

therefore

/ˈT͟Herˌfôr/

adverb

And so; for that reason.

predict

/prəˈdikt/

verb

To guess or estimate what will or might happen.

universal

/ˌyo͞onəˈvərsəl/

adjective noun

relating to or done by all people or things in world or in particular group. Things which apply equally to everyone.

relationship

/rəˈlāSH(ə)nˌSHip/

noun

way in which two or more people or things are connected.

independent

/ˌindəˈpendənt/

adjective noun

free from outside control. A person not connected to a political party.

propose

/prəˈpōz/

verb

To offer or put forward an idea for consideration.

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