Dataset {
    Float32 /trajectoryNameLen[15];
    String /trajectory_id[15];
    Float64 /depth_time[386];
    Float64 /latitude[59];
    Float64 /latitude_time[59];
    Float64 /longitude[64];
    Float32 /depth[386];
    Float64 /longitude_time[64];
} cell-Normal.nc4;