双字母 meaning in English

biliteral

Parameter should be a two - letter pair
参数应为双字母对。
Gets the name or iso 3166 two - letter country region code for the current
对象的名称或iso 3166双字母国家/地区代码。
Two letter signal
双字母信号
In statistical attacks on ciphers the known frequency of various bigrams , in a given language , can be used in attempts to break the cipher
在对密码的统计攻击中，可用已知语言的各双字母组的频度来攻破密码。
In cases where a two - letter language code is not available , the three - letter code derived from iso 639 - 2 is used ; for example , the three - letter code " div " is used for cultures that use the dhivehi language
在双字母语言代码不可用的情况中，将使用从iso 639 - 2派生的三字母代码；例如，三字母代码“ div ”用于使用dhivehi语言的区域。预定义的