单项选择题

For your safety, the electrical appliance can only operate when it has been correctly mounted on a dry and cool base.

A．你只有在干燥通风的地方操作这一台电子仪器才安稳。
B．只有在干燥通风的场所才能使电子仪器持续运转。
C．为了安全起见，本电器设备只有安装在通风阴凉处才能确保其正常运行。
D．为了安全起见，本电器装置只有正确安装在干燥阴凉的基座上才能运行。
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