Dataset {
    Float32 /trajectoryNameLen[15];
    String /trajectory_id[15];
    Float64 /depth_time[208];
    Float64 /latitude[35];
    Float64 /latitude_time[35];
    Float64 /longitude[44];
    Float32 /depth[208];
    Float64 /longitude_time[44];
} cell-Normal.nc4;