Procambium
n. 原形成层\\n[医] 前形成层, 前新生层
🗣️ 情景例句
Please make an effort to arrive early.
请争取早点来。
Downy lips make thoughtless slips.
嘴上没毛，办事不牢。
By the way, before leaving this subject, I would like to add a few comments.
在结束这个问题之前顺便一提，我希望能再提出一些看法。