gāo tiě jiǎn piào cháng zài kāi chē qián shí jǐ fēn zhōng kāi shǐ, kāi chē qián jǐ fēn zhōng tíng zhǐ

高铁检票常在开车前十几分钟开始，开车前几分钟停止。

High-speed rail boarding usually starts about ten minutes before departure and stops a few minutes before departure.