ack中文解释
n,[包装]包装；一群；背包；[临床]包裹；一副,同近 n,[包装]包装；一群；背包；[临床]包裹；一副,同近的英语怎么说
pack例句Send away for your free information pack today..今天就来函索取免费资料包吧。
pack英语解释包装；一群；背包；包裹；一副英释nnsomething wrapped in paper or packed in a box and then sent by post or taken somewhere
pack短语和解释a pack of,一包；（野兽等的）一群；一盒.短语
