Rheostats
n. [电] 变阻器；[电] 可变电阻（rheostat的复数形式）
🗣️ 情景例句
How do you find the answers?
你觉得这些答复如何？
Though the fox run, the chicken hath wings.
狐狸虽会跑，小鸡有翅膀。
Have you decided which boat to take, Sir?
先生，您决定用哪只船了吗？