名词

1. 车辆;交通工具;运输工具
A vehicle is a machine such as a car, bus, or truck which has an engine and is used to carry people from place to place.

2. （实现目的的）工具，手段,媒介
You can use vehicle to refer to something that you use in order to achieve a particular purpose.

1. a conveyance that transports people or objects

2. a medium for the expression or achievement of something

e.g. his editorials provided a vehicle for his political views
a congregation is a vehicle of group identity
the play was just a vehicle to display her talents

3. any inanimate object (as a towel or money or clothing or dishes or books or toys etc.) that can transmit infectious agents from one person to another

Synonym: fomite

4. any substance that facilitates the use of a drug or pigment or other material that is mixed with it