Keygen
n. 注册机；凯基生物
🗣️ 情景例句
What's your impression of China?
你对中国印象如何？
It's a small street.
这是一个很小的街道。
An advertisement which begins with the magic word FREE can rarely go wrong.
凡是用“免费”这个神奇的词开头的广告很少会失败的。