Finding Authentic Video Pronunciations...
Scanning thousands of native English clips with synchronized subtitles and exact timestamps.
Pronunciation Guide
Loading video player...
After countless hours in the lab, testing that vaccine in mice and monkeys and determining that it was safe and effective enough to go into humans,
that vaccine, mRNA-1273, or what you now know to be called Spikevax, went into a phase-1 clinical trial in only 66 days, a world record.
At the end of the year, that vaccine was determined to be 94 percent effective against disease.
Listen to native speakers pronounce “spikevax” in real conversational contexts with synchronized timestamps and subtitles.