Procambium
n. 原形成层\\n[医] 前形成层, 前新生层
🗣️ 情景例句
It's no secret my wife is expecting a baby.
我老婆快生孩子了，这又不是什么秘密。
Never think yourself above your business.
切莫自视过高。
In what way?
在哪方面呢？