out in the field with transport by Twin Otter, helicopter or snowmobile;

乘坐双獭飞机、直升机或雪地摩托去工作现场；

youdao

out in the field with transport by Twin Otter, helicopter or snowmobile;

乘坐双獭飞机、直升机或雪地摩托去工作现场；

youdao