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}}

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}}

Marginal cost & differential calculus | Applications of derivatives | AP Calculus AB | Khan Academy

181,952 views

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

96%
  • 4:30 / 4:40

Speech Rate:

  • 176 wpm - Fast

Category:

  • Education

Tags :

Intro:

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

Video Vocabulary

/ˈkäntekst/

context
noun

circumstances that form setting for event, statement, or idea.

/ˈkalkyələs/

calculus
noun

branch of mathematics.

produce
noun verb

Fresh foods such as fruits and vegetables. To make something appear.

/dəˈrivədiv/

derivative
adjective noun

imitative of another's work. thing derived from another source.

/ˈviZH(o͞o)əˌlīz/

visualize
verb

form mental image of.

/ˈsəmˌTHiNG/

something
adverb pronoun

used for emphasis with following adjective functioning as adverb. thing that is unspecified or unknown.

/ˈrēz(ə)nəb(ə)l/

reasonable
adjective

Fair and sensible; appropriate.

/ˈstədēd/

studied
adjective verb

achieved or maintained by careful and deliberate effort. To focus on learning something usually at school.

increase
noun verb

rise in size, amount, or degree of something. To make or become larger in size or amount.

/ˈkwän(t)ədē/

quantity
noun

amount or number of material or abstract thing not.

/ˈpräbəblē/

probably
adverb

certainly.

/ˈfəNG(k)SH(ə)n/

function
noun verb

What something is intended to be used for; purpose. To be operating, working or achieving its purpose.

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