3 sentences

1. 乘客们正在一号站台等候列车。

   chéng​kè men zhèng​zài yī hào zhàn​tái děng​hòu liè​chē.

   Passengers are waiting for the train on Platform 1.

   Source: Dong Chinese Dictionary

2. 许多知名人士特地赶来为这位候选人站台。

   xǔ​duō zhī​míng rén​shì tè​dì gǎn​lái wèi zhè wèi hòu​xuǎn​rén zhàn​tái.

   Many celebrities came specifically to show support for the candidate.

   Source: Dong Chinese Dictionary

3. 火车还没进站，站台上已经挤满了等车的旅客。

   huǒ​chē hái méi jìn​zhàn, zhàn​tái shàng yǐ​jīng jǐ​mǎn le děng chē de lǚ​kè.

   The train hadn't even arrived at the station yet, but the platform was already packed with waiting passengers.

   Source: Dong Chinese Dictionary