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}}

Why are Smoke Detectors Radioactive? And How do Smoke Detectors Work?

16,745 views

Branch Education

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

99%
  • 18:53 / 18:59

Speech Rate:

  • 138 wpm - Conversational

Category:

  • Education

Tags :

Intro:

Video Vocabulary

important

/imˈpôrtnt/

adjective

of great significance or value.

ejected

/ēˈjekt/

verb

To throw someone out; force someone to leave.

ionizing

/ˈīəˌnīz/

verb

convert atom, molecule, or substance into ion or ions.

microchip

/ˈmīkrōˌCHip/

noun verb

tiny wafer of semiconducting material used to make integrated circuit. implant microchip under skin of domestic animal as means of identification.

discuss

/dəˈskəs/

verb

talk about something with person or people.

speaker

/ˈspēkər/

noun

Person who makes a speech before a group.

numbers

/ˈnəmbər/

noun other verb

arithmetical value expressed by word, symbol, or figure. Symbols such as 1, 2, 56, 793. To assign a sequence within a group, series, set.

another

/əˈnəT͟Hər/

adjective determiner pronoun

One more, but not this. One more added. additional person or thing of same type.

especially

/iˈspeSHəlē/

adverb

used to single out one person or thing over all others.

purchased

/ˈpərCHəs/

verb

To buy something; to get by paying money for it.

extremely

/ikˈstrēmlē/

adverb

In a way that is much more than usual or expected.

sponsored

/ˈspänsərd/

adjective verb

Helped to succeed/happen by being given money. To pay for an event, usually as an advertisement.

dangerous

/ˈdānj(ə)rəs/

adjective

Involving the chance of hurt or damage; risky.

outside
adjective adverb noun preposition

situated on or near outside. Beyond the limits or edges of some place, thing. external side or surface. Beyond the limits or edges of some place, thing.

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