Permet
珀米塔铜镍钴永磁合金
🗣️ 情景例句
The weather's been very hot lately.
最近天气总是很热。
Do not swap horses when crossing a stream.
处在危难中，不宜大更动。
The doctor looked over Mrs Brown very carefully.
医生非常仔细地给布朗夫人作了检查。