在独裁统治下,时间停滞不前。
In the dictatorship, time stands still.
The past is a river, and we are all carried by its currents.
自动控制的根本问题是在存在干扰的情况下维持期望状态。
Agricultural technology is not lofty theory, but must be truly implemented in the fields.
对于向他做股票投资建议的人,巴菲特回答