by twos and threes英语标准发音：by twos and threes英式发音：美式发音：翻译中文三三两两地by twos and threes - 基本释义[词典1]三三两两三三两两地零零星星;三三两两by twos and threes - WEB词典by twos and threes三三两两地零零星星两三个一次零星地by in twos and threes三三两两地 参考资料： 1.百度翻译：by twos and threes2.有道词典：by twos and threes3.爱词霸：by twos and threes
