Correct

先导

/ xiāndǎo /
Strokes

Definition

guide/forerunner/pioneer

Example

As a Verb

lead/show the way

1
Chēduì
车队
yóu
tuōchē
摩托车
xiāndǎo
先导
  

The motorcade was preceded by motorcycles.

As a Noun

guide; forerunner; precursor; leader

2
yán
科研
shì
shí
实际
yìngyòng
应用
de
xiāndǎo
先导
  

Research is the precursor of application.

3
Chōuxiàngpài
抽象派
de
xiāndǎo
先导

forerunner of abstractionism

4
Zuò
mínzhòng
民众
de
xiāndǎo
先导

be a guide for the masses