Dataset {
    Float32 /trajectoryNameLen[15];
    String /trajectory_id[15];
    Float64 /depth_time[1895];
    Float64 /latitude[154];
    Float64 /latitude_time[154];
    Float64 /longitude[141];
    Float32 /depth[1895];
    Float64 /longitude_time[141];
} cell-Normal.nc4;