On Aug 17, the National Meteorological Center (NMC, 国家气象中心) renewed [1]v. 重新开始；更新
1. to make like new; restore.
2.to begin again.
3. to continue or extend for an additional period of time.a red alert for high temperatures. Temperatures in parts of Sichuan, Chongqing, Hunan, Jiangxi and Zhejiang may surpass [2]vt. 超越；胜过
1. to be greater or larger than; go beyond.
2. to be better than in talent or accomplishment. 40 C, the center said. The NMC advised local authorities (政府) to take emergency measures (应急措施) against heatwaves and stop outdoor work projects in high temperatures. It asked people to pay close attention to fire safety and take care of vulnerable (弱势的) groups. China has a four-tier, color-coded weather warning system (系统), with red as the most serious warning, followed by orange, yellow and blue.
Alert作名词，表示“警报，警示”。还可作形容词，表示“警惕的，警觉的，机敏的”等。Alert to为固定搭配，意为“留意，对……警惕”。例句：We must be alert to the hidden danger. (我们必须警惕潜在的危险。）
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