Radiodiaphane
[医] 镭透照镜
🏥 医学释义
镭透照镜（进行镭透照检查的仪器）
🗣️ 情景例句
when she was running for the school board.
在妈妈竞选联合校董会席次时。
He has gone to America.
他去美国了。[动作结束后的结果持续至今]
About once a month. Not too often, because neither of us has much time. We both have too much work to do.
大约每月一次。不太经常写信，因为我俩的时间都很紧。我们都有做不完的事。