keep a temperature的用法和樣例：
例句
- A thermostat keeps the temperature constant.
恒溫器可以保持溫度恒定不變。 - In a typical experiment, the sample is weighed into the sample cell and placed in the furnace to equilibrate at the experimental starting temperature.
在一個(gè)典型的實(shí)驗中，樣品池中的樣品被稱(chēng)量后，放在爐中以保持溫度平衡在實(shí)驗開(kāi)始時(shí)的溫度。
