Nilo
镍铬低膨胀系数合金
✅ 同义词
🗣️ 情景例句
A large number of American radio stations operate in the red.
许多美国电台亏损经营。
What do you mean by that?
你这话是什么意思？
She hired a car by the hour.
她租了一辆按钟点计费的汽车。