Shadowing Practice: Embedded Systems Explained in 3 minutes - Learn English Speaking with Video
Vocabulary and speaking notes for this lesson
This C1 speaking lesson is built on the video “Embedded Systems Explained in 3 minutes”. The speaker keeps coming back to these words: embedded, integrated, applications, device, computer. This video has 37 sentences and 509 words to shadow. The speech runs for 3:48. The speaker talks at a steady 134 words per minute, a comfortable pace for shadowing. Only 75% of the words are among the 3,000 most common in English, so the vocabulary is demanding.
Key vocabulary in this video
The 15 most advanced words in the video, with pronunciation and meaning:
| Word | Pronunciation | Meaning |
|---|---|---|
| embed verb | /ɪmˈbɛd/ | To lay (something) as in a bed; to lay in surrounding matter; to bed. |
| integrate verb | /ˈɪn.tɪ.ɡɹeɪt/ | To include as a constituent part or functionality. |
| constraint noun | /kənˈstɹeɪnt/ | Something that constrains; a restriction. |
| airplane noun | /ˈɛɹˌpleɪ̯n/ | A powered heavier-than-air aircraft with fixed wings: a fixed-wing aircraft with at least one engine or electric motor. |
| compute verb | /kəmˈpjuːt/ | To reckon, calculate. |
| microcontroller noun | /ˈmaɪkɹoʊkənˌtɹoʊlɚ/ | A microcomputer on a single chip, used to control some device such as an automobile engine or a toy. |
| vibration noun | /vaɪˈbɹeɪʃən/ | The act of vibrating or the condition of being vibrated. |
| complexity noun | /kəmˈplɛk.sɪ.ti/ | The state of being complex; intricacy; entanglement. |
| actuator noun | /ˈæk.tjuː.eɪ.tə(ɹ)/ | Something that actuates something else. |
| optimize verb | /ˈɑptɪmaɪz/ | To act optimistically or as an optimist. |
| outnumber verb | /aʊtˈnʌmbə(ɹ)/ | To be more in number than somebody or something. |
| telephony noun | /təˈlɛf.ə.ni/ | The act of sound transmission via the electromagnetic spectrum. |
| equip verb | /ɪˈkwɪp/ | To supply with something necessary in order to carry out a specific action or task; to provide with (e.g. weapons, provisions, munitions, rigging). |
| dedicate verb | /ˈdɛdɪˌkeɪt/ | To set apart for a deity or for religious purposes; consecrate. |
| aforementioned adjective | /əˈfɔɹˌmɛn.ʃənd/ | Previously mentioned. |
Pronunciation to watch
- The “sh” and “zh” sounds: vibration /vaɪˈbɹeɪʃən/, aforementioned /əˈfɔɹˌmɛn.ʃənd/, compression /kəmˈpɹɛʃ.ən/, notification /ˌnoʊtɪfɪˈkeɪʃn̩/, navigation /nævɪˈɡeɪʃən/
- Long words — get the stress right: microcontroller /ˈmaɪkɹoʊkənˌtɹoʊlɚ/, complexity /kəmˈplɛk.sɪ.ti/, actuator /ˈæk.tjuː.eɪ.tə(ɹ)/, telephony /təˈlɛf.ə.ni/, aforementioned /əˈfɔɹˌmɛn.ʃənd/
How to practise with this video
- Listen to the whole video once without speaking and note the words you do not know.
- Shadow it sentence by sentence at normal speed, repeating each one until your rhythm matches the speaker.
- Record yourself and compare with the original, paying attention to words like embed, integrate, constraint.
What is the Shadowing Technique?
Shadowing is a science-backed language learning technique originally developed for professional interpreter training and popularized by polyglot Dr. Alexander Arguelles. The method is simple but powerful: you listen to native English audio and immediately repeat it out loud — like a shadow following the speaker with just a 1–2 second delay. Unlike passive listening or grammar drills, shadowing forces your brain and mouth muscles to simultaneously process and reproduce real speech patterns. Research shows it significantly improves pronunciation accuracy, intonation, rhythm, connected speech, listening comprehension, and speaking fluency — making it one of the most effective methods for IELTS Speaking preparation and real-world English communication.












