Subtitles & vocabulary
Why Are There Stones Along Railway Tracks?
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Minjane posted on 2026/01/17Ever wondered about those stones on railway tracks? This video dives into the surprising history and engineering behind track ballast, even revealing its connection to ships! You'll pick up some fascinating vocabulary while learning about this simple yet crucial part of our world.
Video vocabulary
specific
US /spɪˈsɪfɪk/
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UK /spəˈsɪfɪk/
- Adjective
- Precise; particular; just about that thing
- Concerning one particular thing or kind of thing
A2
More incredibly
US /ɪnˈkrɛdəblɪ/
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UK /ɪnˈkredəbli/
- Adverb
- To a great degree; very; amazingly
- Extremely; so much so it is hard to believe
A2
More stretch
US /strɛtʃ/
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UK /stretʃ/
- Verb (Transitive/Intransitive)
- To make your arm, leg muscles long to ease them
- To make something bigger by pulling on it
- Noun
- Making arm, leg muscles longer to ease them
- A consecutive row of things
A2TOEIC
More ruin
US /ˈruɪn/
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UK /'ru:ɪn/
- Transitive Verb
- To damage or completely destroy something
- To cause someone to lose their money or status
- Noun (Countable/Uncountable)
- Remains of a building that has been destroyed
- The state of being destroyed or severely damaged.
B1
More Use Energy
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