Ack0
[计] 确认, 肯定, 偶肯定应答
🗣️ 情景例句
I'd better unpack.
我还是先把行李打开吧。
Today is May 21st.
今天是五月二十一号。
I don't want to know what it's been; I want to know what it is now.
我不想知道它曾经是什么；我想知道它现在是什么。