HSK 4
扫码
sǎomǎ动
to scan a QR code or barcode
买票以前请先扫码。
Mǎi piào yǐ qián qǐng xiān sǎo mǎ.
Please scan the code before buying a ticket.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 4.