Bird flu rampant among black vultures
В российском городе дерево рухнуло на жилой дом20:51
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在过去，激光雷达线束偏少，扫描出的物体轮廓全靠稀疏的点阵拼凑。遇到复杂的环境，前方的障碍物反馈回来的信息，往往只是一团模糊的像素块。
Unions argue that "one day less" can be good for energy, productivity and society, and that normalising four‑day patterns can keep people in work who might otherwise drop out altogether.