Iv
abbr. 输入阀；交互式视讯；自变量（Independent Variable）
🗣️ 情景例句
I heard through the grapevine that the minister is going to resign.
我听到小道消息，首相将辞职。
An empty purse frightens many friends.
曩中无分文，亲友不上门。
OK.
行。