Ack0
[計] 確認, 肯定, 偶肯定應答
??? 情景例句
It's the world's largest island, but it's also the world's smallest continent.
它是世界上最大的島嶼，同時也是世界上最小的洲。
A tattler is worse than a thief.
搬弄是非者，惡劣甚于賊。
Last Wednesday, I went for a walk in the woods.
上星期三我到樹林里去散步。