根毛的英文：
root hair; fibril

root是什么意思：
n. 根；根源；根基；词根；祖先
v. 生根；根源在于，来源于

nematode damage to the soybean roots is characterized by coarse roots
线虫破坏大豆根系的特征是:根系粗糙。

These plants have very deep roots.
这些植物的根长得很深。

Hope is the root of hopeful.
hope是hopeful的词根。

hair是什么意思：
n. 毛发；头发；些微

This hair conditioner is excellent for revitalizing dry, lifeless hair.
这种护发素能够非常有效地修复干枯的头发。

The flowers in their hair are pale and faded.
她们发上的花朵已经褪色枯萎了。

Her hair is naturally crisp.
她头发是天热卷的。

fibril是什么意思：
n. 小纤维,须根

Any of the threadlike fibrils that make up the contractile part of a striated muscle fiber.
肌原纤维一种线状的纤维，它组成了有条纹肌肉的可收缩部分

An electrical device used to counteract fibrillation of the heart muscle and restore normal heartbeat by applying a brief electric shock.
自动减颤器通过短暂简单的电击缓解心的纤颤，并使其恢复正常的心跳的一种带电装置

What is the status of lidocaine for the treatment of ventricular fibrillation( VF)/ pulseless ventricular tachycardia( VT)?
利多卡因在室颤（F）无脉性室性心动过速（t）疗中处于何种地位？