ack
abbr.
acknowledge 承认;
acknowledgement 承认;
acknowledgment 承认;
acknowledged 承认的;
例句:
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In our dearth of ack - ack guns all sorts of contrivances were used.
在缺少高射炮的时候,我们利用了各种各样的巧妙方法.
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The ack - ack guns started immediately.
高射炮立即开始发射.
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ACK ! Bug spray? Why do we need bug spray?
啊? 杀虫剂? 我们要杀虫剂干什么?