| 1. | Or discards the most significant bits of the result
，或者丢弃结果的最高有效位。 |
| 2. | When represented in a sequence of data bits , the most significant bit of a byte is first
当用“字节”表示一个数据位的序列时，高位的数据总是最先处理的。 |
| 3. | The least significant bit is called the low - order bit ; the most significant bit is called the high - order bit
最低有效位称为低序位，最高有效位称为高序位。 |
| 4. | In an unchecked context , the most significant bits of the result are discarded and execution continues
。在未选中的上下文中，放弃结果的最高有效位并继续执行。 |
| 5. | 17 byte : a sequence of 8 bits , written and read with the most significant bit on the left and the least significant bit on the right
字节：一个8位的序列，它的读、写都是从左边的最高位开始，到右边的最低位结束。 |
| 6. | Bit numbering for powerpc is the opposite of most other definitions : bit 0 is the most significant bit , and bit 31 is the least significant bit
Powerpc的位编号方式与大部分其他定义相反：第0位是最重要的位，第31位是最不重要的位。 |
