全文 The whole conversation, with pinyin and English
妈妈：浩宇，我们买几个芒果吧。你帮妈妈挑一挑。
hào yǔ wǒ men mǎi jǐ gè máng guǒ ba nǐ bāng mā ma tiāo yi tiāo
Mum: Haoyu, let's buy some mangoes. Help Mum choose.
浩宇：妈妈，怎么知道芒果熟了没有？
mā ma zěn me zhī dào máng guǒ shú le méi yǒu
Haoyu: Mum, how do you know if a mango is ripe?
叔叔：用手轻轻按一下，有一点软，闻起来很香，就是熟的。
yòng shǒu qīng qīng àn yí xià yǒu yì diǎn ruǎn wén qǐ lai hěn xiāng jiù shì shú de
fruit-stall uncle: Press it gently. If it's a little soft and smells sweet, it's ripe.
浩宇：这个软软的，好香！咦，那边是什么味道？好臭！
zhè ge ruǎn ruǎn de hǎo xiāng yí nà biān shì shén me wèi dào hǎo chòu
Haoyu: This one is soft, and it smells nice! Huh? What's that smell over there? It stinks!
叔叔：那是榴莲！很多人说它臭，可是吃起来很甜。
nà shì liú lián hěn duō rén shuō tā chòu kě shì chī qǐ lai hěn tián
fruit-stall uncle: That's durian! Lots of people say it stinks, but it tastes very sweet.
妈妈：爸爸最爱吃榴莲了。叔叔，榴莲一公斤多少钱？
bà ba zuì ài chī liú lián le shū shu liú lián yì gōng jīn duō shao qián
Mum: Dad loves durian. Uncle, how much is durian per kilo?
叔叔：一公斤十五块。芒果三个五块。
yì gōng jīn shí wǔ kuài máng guǒ sān gè wǔ kuài
fruit-stall uncle: Fifteen dollars a kilo. Mangoes are three for five dollars.
浩宇：妈妈，我们买三个芒果和一个小榴莲，好不好？
mā ma wǒ men mǎi sān gè máng guǒ hé yí gè xiǎo liú lián hǎo bu hǎo
Haoyu: Mum, shall we buy three mangoes and a small durian?
妈妈：好。叔叔，一共多少钱？
hǎo shū shu yí gòng duō shao qián
Mum: OK. Uncle, how much is that altogether?
叔叔：小榴莲一公斤多，算你二十块，一共二十五块。
xiǎo liú lián yì gōng jīn duō suàn nǐ èr shí kuài yí gòng èr shí wǔ kuài
fruit-stall uncle: The small durian is just over a kilo. I'll charge you twenty, so it's twenty-five dollars altogether.
浩宇：妈妈，我来付钱。叔叔，这是二十五块，谢谢！
mā ma wǒ lái fù qián shū shu zhè shì èr shí wǔ kuài xiè xie
Haoyu: Mum, let me pay. Uncle, here's twenty-five dollars. Thank you!