Noun:

1. the crew of technicians and mechanics who service aircraft on the ground

groundpean.花生groundn.地面；地方；根据；主题；立场；水平；背景v.使停飞；困在家中；放在地上；使 ... 搁浅；打基础动词grind的过去式和过去分词形式ground equipment system地面设备系统grounded grid amplifier栅极接地放大器ground direction finder地面定向器ground vegetative cover地面植被ground to air data link地空超短波数据链ground shock parameters地冲击参数Ground Target Detection地面目标探测Ground Directed Bombing地面引导轰炸ground potential survey大地电位groundwater environment地下水环境

1. He routinely radioed another agent on the ground.
   他跟另一个地勤人员进行了例行的无线电联络。
2. Ground personnel are examining the plane that is going to take off.
   地勤人员正在检视将要起飞的飞机。