Since you are old enough now to buy a hard drink, you don't have much need to tap your tongue on a 9 volt battery to get a buzz anymore. However, when the remote control goes south, you'll need to figure out what an AAA battery is in a language without A's. It's harder than you think, so let ChinesePod ease your Mandarin battery buying experience. Episode link: https://www.chinesepod.com/0817