cryotron

例句：

1. 1. The cryotron is used to cool down the samples for experiments.
   这个冷冻管用于冷却样品进行实验。
2. 2.The cryotron was designed to withstand extreme temperatures.
   这个冷冻管设计来承受极端温度。
3. 3. The cryotron is a crucial component in many scientific experiments.
   在许多科学实验中，冷冻管是关键组件。