Underswing
负脉冲(信号)(瞬态特性), 负尖峰(信号)
🗣️ 情景例句
Fine, thank you.
很好， 谢谢你 。
I ask him to tell me everything he did.
我要求他告诉我，他所做的每件事情。
A short time ago, villagers were astonished to learn that the ghost of Endley had died.
不久之前，村民们惊悉恩得利农场的鬼死了。