Alternating-current
n. 交流电流
🧩 词语组成解析
a. 交互的\\n[医] 交替的
🗣️ 情景例句
Morning, Grandpa.
早安， 爷爷。
Who are you?
你是谁？
He started to complain about this wicked world but was interrupted by a knock at the door.
他开始抱怨起这个邪恶的世道来，却被一阵敲门声打断了。