Underswing
负脉冲(信号)(瞬态特性), 负尖峰(信号)
🗣️ 情景例句
Yes, but I also want to apply to several other colleges.
是的 ，但我还想申请几所其他的大学。
You're forgiven.
那就原谅你吧。
I arranged to meet Jane after work last night but she didn't turn up.
我昨晚安排下班后见简，但她没来。