硬币

在智能扫码移动支付全面普及的当下，街角传统自动售货机依然保留了投掷金属硬币的功能。

zài zhì néng sǎo mǎ yí dòng zhī fù quán miàn pǔ jí dí dàng xià, jiē jiǎo chuán tǒng zì dòng shòu huò jī yī rán bǎo liú le tóu zhì jīn shǔ yìng bì de gōng néng.

At a time when smart QR code scanning mobile payments are becoming more and more popular, traditional vending machines on street corners still retain the function of throwing metal coins.

这种前沿探索为进一步深化现代硬币研究提供了宝贵的第一手资料。

zhè zhǒng qián yán tàn suǒ wèi jìn yí bù shēn huà xiàn dài yìng bì yán jiū tí gōng le bǎo guì de dì yī shǒu zī liào.

This pioneering discovery provides valuable primary material to promote further modern coin research.