Iv
abbr. 输入阀；交互式视讯；自变量（Independent Variable）
🗣️ 情景例句
Not likely.
不可能。
The news has bucked us up.
这消息使我们欢欣鼓舞。
'Oh, that,' he said with a smile as if he were talking about an old friend.
“噢，是它呀！他笑着说道，俨然在谈论一位老朋友。