A: 你好,去哪里? nǐhǎo, qù nǎli? Hello, where are you going? B: 我要两张十八号去南京的高铁票,一张成人的,一张儿童的。 wǒ yào liǎng zhāng shí bā hào qù Nánjīng de gāotiě piào, yī zhāng chéngrén de, yī zhāng értóng de. I want two high speed rail tickets to Nanjing on the 18th - one adult ticket, one children's ticket. A: 孩子多大了? háizi duō dà le? How old is the child? B: 四岁半。 sì suì bàn. Four and a half. A: 超过一米二了吗? chāoguò yī mǐ èr le ma? Over 1.2 meters tall? B: 没有。 méiyǒu. No. A: 没有超过一米二的儿童,不用买票。大人买一张就行了。 méiyǒu chāoguò yī mǐ èr de értóng, bùyòng mǎi piào. dàren mǎi yī zhāng jiù xíng le. If the child isn't more than 1.2 meters tall, then he doesn't need a ticket. An adult buying one ticket is fine. B: 那孩子有座位吗? nà háizi yǒu zuòwèi ma? Then does the child have a seat? A: 没有,坐在大人腿上就行了。 méiyǒu, zuò zài dàren tuǐ shàng jiù xíng le. No, the child can just sit on the adult's lap. B: 不行,Ų