How to pronounce 反應時間 in Cantonese (5 out of 8):

同低於 0.2ms 反應時間認證

Cantonese Sentence Breakdown

tung4
and
低於 dai1 jyu1
less than; below; under
反應時間 faan2 jing3 si4 gaan3
response time
認證 jing6 zing3
certification

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