Psg
abbr. 脉冲信号发生器（Pulse Signal Generator）；磷硅酸玻璃（Phosphosilicate Glass）
🗣️ 情景例句
What are you getting at?
你想说明什么？
His health has been lousy.
他的健康状况近来很糟。
We need this order packed in a special way. We know it is fragile.
这次的货需要特别的包装。 我们知道它容易破碎。