"hilum" in Chinese (Simplified)
门（解剖学、植物学）
Definition
门是一种器官（如肾、肺或种子）上的小区，血管、神经或其他结构从这里进出。
Usage Notes (Chinese (Simplified))
“门”多用于解剖学和植物学，通常出现在医疗或科学语境中（如“肾门”、“肺门”和“种脐”）。不是日常用词，不要和“氦气”（helium）混淆。
Examples
The kidney has a hilum where blood vessels enter.
肾脏有一个**门**，血管从这里进入。
The hilum of the lung connects to the bronchus and arteries.
肺的**门**与支气管和动脉相连。
Seeds have a hilum that looks like a small scar.
种子上有一个像小疤痕一样的**门**。
Doctors check the hilum during a lung X-ray to look for problems.
医生在肺部X光检查时会观察**门**部位有无异常。
During surgery, it’s important to avoid damaging the hilum.
手术时要避免损伤**门**部位。
The bean’s hilum is that little mark you see on one side.
豆子的**门**就是你看到那边的小标记。