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我希望你们能成为在工作中追寻意义的人，成为理解为世界做有意义之事之美的人。去寻找点燃你热情的人吧，守护你内心的好奇火焰。
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Real-mode programs freely execute CLI and STI to control interrupts, PUSHF and POPF to manipulate flags, INT n for DOS and BIOS calls, and IN/OUT for hardware I/O. In normal protected mode, these instructions are privilege-checked -- they execute normally if the caller has sufficient privilege, and fault otherwise. The 386 can't simply let V86 tasks execute them freely -- a DOS program disabling interrupts would bring down the whole system -- but trapping on every INT 21h call would make V86 impractically slow.
In 2020 seven nations signed the agreement to establish principles on how countries should co-operate on the Moon's surface.