A single instruction can span many lines, or multiple instructions can be entered on a single line.
单条指令可以跨越多行，多条指令也可以被输入到一行中。
2
The POWER6 chip has two hardware instruction threads that are both capable of issuing multiple instructions per cycle, which causes a boost in performance.
POWER 6处理器有两个能够在每个处理器周期发出多条指令的硬件指令线程，从而改善了性能。
3
The POWER5 chip has two hardware instruction threads that are both capable of issuing multiple instructions per cycle, which causes a boost in performance.