Dataset {
    Float32 /trajectoryNameLen[15];
    String /trajectory_id[15];
    Float64 /latitude_time[1221];
    Float64 /longitude[1277];
    Float64 /longitude_time[1277];
    Float64 /latitude[1221];
    Float32 /depth[14700];
    Float64 /depth_time[14700];
} cell-Normal.nc4;