With the temperature dropping below the optimum, as its period prolonged, the normal metabolism in the rubber tree was changed.

随着温度的下降和持续时间的延长，椽胶树的正常代谢发生变化。

youdao

According to the temperature dropping curves of hydration heat, authors also consider the equivalent temperature variation of thermal stress due to the hydration reaction of the cement.

考虑一般情况下的水化热降温曲线，求得构件在水化热反应过程中温度应力的等效温差。

youdao

The temperature keeps dropping.

温度持续下降。

youdao

But with the temperature dropping and still more snow, it was obvious it was not going to be any time soon.

BBC: Night to remember for snow-bound drivers

Meanwhile the temperature kept dropping and it looked like snow.

NPR: Kate Nolan, WWII Combat Nurse

Half were exposed to the gas at room temperature and half in a warm environment to keep their body temperatures from dropping.

ECONOMIST: Researchers find hydrogen sulphide can lower metabolism