Nasd
abbr. （美）全国证券交易商协会（National Association of Securities Dealers）
🗣️ 情景例句
He never married.
他没有结过婚。
Competition for this kind of goods is tough.
这种商品的竞争非常激烈。
Don't worry! said Ah Fang.We're safe. Don't be afraid. Let's go for a walk.
“不用担心！”阿芳说，“我们很安全。别害怕，我们去散散步吧。”