Pptv
abbr. package process test vehicle (chip) 封装工艺测试承载芯片
🗣️ 情景例句
You must observe these simple rules.
你必须遵守这些简单的规定。
Diligence is the mother of good luck.
刻苦是成功之母。
Until we are intelligent as to its laws and varieties,
直到我们理解了风俗的规律性和多样性，