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audio example by a female speaker
the above transcription of certified is a detailed (narrow) transcription according to the rules of the International Phonetic Association; you can find a description of each symbol by clicking the phoneme buttons in the secction below.
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An example use of certified in a speech by a native speaker of american english:
“… team is the first FAA certified drone …”
the word certified occurs in english on average 8.6 times per one million words; this frequency warrants it to be in the study list for C1 level of language mastery according to CEFR, the Common European Framework of Reference.
it is hard to perfectly classify words into specific topics since each word can have many context of its use, but our machine-learning models believe that certified can be often used in the following areas:
1) business and work;
2) communication, information, and media;
3) education, science, and technology;