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Pronunciation Guide
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they immediately try and encounter it a perfect example the u.s and the 60s developed a bomber it was a mach 3 compression lift bomber
called the xb70 okay there was three of them built three of them ever built it was a like 60 000 foot high you know
mach 3 it was an incredible airplane when you see it there's actually the last one remaining is in dayton ohio at the
Listen to native speakers pronounce “xb70” in real conversational contexts with synchronized timestamps and subtitles.