Cold days, nights and frost have become rarer while hot days, hot nights and heatwaves have become more frequent.

寒冷的白天、黑夜和霜冻变得更加稀少，然而炎热的白天、黑夜和热浪正变得更加频繁。

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And while hot tubs are the worst offenders because the temperature of the water makes it an ideal breeding ground, swimming pools also pose a risk.

而热水浴正是罪魁祸首，热水是病菌滋生的温床，游泳池也有同样的隐患。

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Since glass has no sharp melting point, most types can be shaped while hot and plastic by many techniques, mostly blowing or molding. See also volcanic glass.

由于玻璃没有明确的熔点，因此大多数种类的玻璃可以在烧热时使用多种技术来塑形，以吹制和模具浇铸两种方法为主。

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Since glass has no sharp melting point, most types can be shaped while hot and plastic by many techniques, mostly blowing or molding. See also volcanic glass.

由于玻璃没有明确的熔点，因此大多数种类的玻璃可以在烧热时使用多种技术来塑形，以吹制和模具浇铸两种方法为主。

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