a couple of different levels 怎么翻译恰当

a couple of a couple of a couple of weeks a pair of couple a couple of造句, a couple of a couple of a couple of 可以说a couple of couple?一对夫妇 可以说a couple of couple不啊? a couple of times啥意思?a couple of a+couple+of+minutes是什么意思 a couple tens of thousands a couple of days 急 a couple of things是什么意思 a couple of weeks 意思 a couple of swells是什么意思 a couple of leads翻译 a couple of month翻译