press-button system

基本解释

Press CLOCK button. The present time appears on the LCD. The time is always represented in the 24-hour system.
按CLOCK 按钮。现在的时间出现在荧屏上。时间总是按24小时制表示。
Self-defense system:When you encounter bad guys, do not panic, do not be afraid, come up with the magic pen, press the black button.
自卫系统：当你遇到坏人时，不要惊慌，不要害怕，拿出神奇的钢笔，按下黑色的按钮。
Use a ball-point pen or similar to push the Reset button on the unit. When you press the Reset button, the system becomes operative.
使用圆珠笔或类似物体按本机的重设按钮。当按下重设按钮时，系统可以操作。