As mentioned previously, uttering “xiexie” and “nihao” seem to automatically put you in the bracket of “fluent”, meaning they’re going to speak to you in a normal (read: fast) speed. So learning how to tell someone in Mandarin Chinese to “slow it down a bit” in this podcast just might save you from having to admit that you’re actually not quite that fluent yet. Episode link: https://www.chinesepod.com/0338