前导字节 meaning in English

lead byte

The entries are very similar and all have the same leading byte
各条目非常类似且均有一个前导字节。
Note that this method can leave trailing lead bytes in the internal buffer , which makes the
注意此方法会在内部缓冲区中保留尾部前导字节，这使
When handling dbcs data , the first byte of a dbcs character the lead byte is not processed by itself
在处理dbcs数据时， dbcs字符的第一个字节（前导字节）不单独处理。
The crt now has more checks for invalid multibyte characters , where a lead byte is followed by a null trail byte
现在， crt对前导字节后跟着空尾字节的无效多字节字符要进行更多的检查。
The crt was not always detecting invalid multibyte strings , where a lead byte would be followed by a null trail byte
）， crt以前并非始终会检测无效多字节字符串，即前导字节后跟着空尾字节的字符串。