车辆驶近人行横道时，应当先注意观察行人、非机动车动态，再通过。

When a vehicle approaches a crosswalk, the driver should observe the movement of pedestrians and non-motorized vehicles before passing.

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基于大系统递阶控制思想，提出了一种运用再励学习算法设计歼击机自动着陆横侧向协调控制系统的方法。

A fighter safe landing lateral-directional control method is presented based on reinforcement learning algorithm (RL), using hierarchical control of dynamical large-scale systems theory.

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当时我心一横，“反正现在再改也来不及了！”

Well, I thought, "It is too late to change."

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