加密货币

jiā mì huò bì cryptocurrency (e.g. bitcoin)

隐私

yǐn sī secrets; private business; privacy

保护

bǎo hù to protect; to defend; to safeguard; protection; CL:種|种[zhong3]

有效期

yǒu xiào qī period of validity; sell-by date

TG:@wangcaimdmecf