Linseed oil is a vehicle for paint.是什么意思？

Linseed oil is a vehicle for paint.

亚麻籽油是一种颜料展色剂.

linseed

n. 亚麻籽；

例句
Use turpentine and linseed oil, three parts to two.
用松节油和亚麻油，比例为3:2。

oil

n. 油，石油，油画，燃油；vt. 给…加油；vi. 化成油；

例句
Several magnificent oil paintings adorn the walls.
几幅恢宏的油画装点着墙面。

is

vt.& vi. 是（be的三单形式；n. 存在；

例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

vehicle

n. 车辆，交通工具，手段，工具；

例句
A soldier was arrested after running amok with a vehicle through Berlin.
一名士兵在疯狂飙车穿越柏林后被逮捕。

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；

例句
I've come looking for a bit of advice.
我特来讨教。

paint

n. 颜料，涂料，绘画作品，胭脂等化妆品，色彩，装饰；vt. 涂色于，绘画，（用语言，文字等）描写，擦脂粉等；vi. 描绘，绘画，化妆；

例句
The cracks are showing in the walls and a lick of paint would not come amiss.
墙面开始出现裂缝了，刷一点油漆就能补好。