3 sentences

1. 未成年人必须由成人陪同登上渡轮。

   wèi​chéng​nián​rén bì​xū yóu chéng​rén péi​tóng dēng shàng dù​lún.

   Minors have to be accompanied by an adult to board the ferry.

   Source: CCMatrix

2. 了解希腊的渡轮系统并不像你想象的那么简单。

   liǎo​jiě xī​là de dù​lún xì​tǒng bìng​bù xiàng nǐ xiǎng​xiàng de nà​me jiǎn​dān.

   Understanding the Greek ferry system is not as simple as you would think.

   Source: CCMatrix

3. 还有一条从香港到深圳的渡轮，耗时大约一个小时。

   hái​yǒu yī tiáo cóng xiāng​gǎng dào shēn​zhèn de dù​lún, hào shí dà​yuē yī​ge xiǎo​shí.

   There is also a ferry that runs from Hong Kong to Shenzhen; it takes about an hour.

   Source: CCMatrix