搭配 “get on” 和 “get off” 可以分别用来表示 “登上” 和 “离开” 不同的交通工具，比如：自行车 bikes/bicycles、火车 trains、公共汽车 buses 和摩托车 motorbikes，等等。 注意，如果要描述 “上、下” 汽车 cars、出租车 taxis、货车 vans、卡车 trucks，则应该用 “get ...

They mean to say that so-and-so has lost touch with reality – their opinion is out of touch, incorrect and very irrational. In other words, they’re very poor in judgment. Literally, to get a grip is ...