Permselectivity
选择通透性
🗣️ 情景例句
The scheme is well worth a try.
这个计划倒值得一试。
Genius often betrays itself into great errors.
天才常被天才误。
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。