手机 (shǒu jī) — mobile phone 没电 (méi diàn) — out of power 共享 (gòng xiǎng) — share 充电宝 (chōng diàn bǎo) — power bank 商场 (shāng chǎng) — shopping mall 火车站 (huǒ chē zhàn) — train station 扫 (sǎo) — scan 二维码 (èr wéi mǎ) — QR code 押金 (yā jīn) — deposit 还 (huán) — return