柯林斯英汉双解大词典
erk /ɜːk/
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1.
N an aircraftman or naval rating 空军或海军士兵军阶 [英国英语] [slang]
原声例句
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Here's the problem. How do I get to the nth- er, the k'th element in the list, in this case?
如何找到第n个元素呢-,在这里，如何找到第k个元素呢？
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