Ack-ack
n. 高射炮
🧩 词语组成解析
[计] 确认字符, 肯定, 确认
[计] 确认字符, 肯定, 确认
🗣️ 情景例句
Let's grab a bite to eat.
咱们找点东西吃吧。
You may be interested in only some of the items.
你也许对某些产品感兴趣。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。