Pronunciation Challenge What is dust made of? - Michael Marder

Host : Columbus 哥倫布
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Challenge History

Today's Sentence

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Max 6 minutes

In the future, we may be able to pinpoint the origins of dust samples even more specifically, down to a particular neighborhood or even house–something that may be of great help for forensic specialists.

Key Vocabulary

1. pinpoint

pinpoint

[ˈpɪnˌpɔɪnt ] (v.)

locate

[ˈloʊˌkeɪt ] (v.)

identify

[aɪˈdɛntəˌfaɪ ] (v.)

2. origin

origin

[ˈɔrəʤən ] (n.)

source

[sɔrs ] (n.)

3. neighborhood

neighborhood

[ˈneɪbərˌhʊd ] (n.)

community

[kəmˈjunəti ] (n.)

suburb

[ˈsʌbərb] (n.)