过去分词：counterchanged 现在分词：counterchanging 第三人称单数：counterchanges
1.交换,交替,掉换;起交互作用;
2.(使)交错,(使成)棋盘花[杂色]
1.交换,交替,掉换;交互作用;交错
1.to interchange the parts or positions of two things
2.to checker or dapple something with colors
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