拉麺 is "pulled noodles", which is meaning, not sound. 麺 on its own already means noodles, but in China it has become ambiguous because it was simplified down to

拉麺 is "pulled noodles", which is meaning, not sound. 麺 on its own already means noodles, but in China it has become ambiguous because it was simplified down to 面, which also means "face". (And that's the sole meaning in Japanese for the character, hence the confusion in the video.)