Safety secrets on the return journey during the Spring Festival travel rush: Why don’t high-speed trains require seat belts?
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There are seat belts on airplanes and cars, but why are there no seat belts on trains and high-speed trains? Is this the case only in our country? |
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![[Summer 2021] Senior high school Chinese language decides the college entrance examination Wang Haoran](/upload/images/67cc20060bd86.webp)
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