Prl
abbr. periodical 周期的，定期的; pick-resistant lock 防撬锁
🗣️ 情景例句
So tell me about your educational history.
请告诉我你的教育经历。
That'll put us both in the picture.
这样双方都能了解全面的情况。
In the pioneering days, however, this was not the case at all.
然而，在登山运动的初期，全然不是这种情况。