Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

· · 来源:wh资讯

�@���Ђ��p�Z���f�[�^�Z���^�[�ɓ]�p�����͍̂��ꌧ���C���ɑ���2���ڂŁA�V�x�{�݂̊��p��4���ځB�������p�Z�Ȃǎg���������܂��Ă��炸�A�]�p�ɂ����Č��ݔ����H�����}�������錚���̊��p�����������Ƃ����B

复杂物理效果,模拟画面仍欠真实,更多细节参见heLLoword翻译官方下载

David Harbour

int digits = 0;,更多细节参见搜狗输入法下载

* 进阶:使用Sedgewick步长序列(更高效)

擎天租机器人租赁

�@�����̃v���[���g�ł́A�b���ƂȂ����u�S�[���h�v�J�[�h�t�F�C�X�̑��A�u�ԑ��v�J�[�h�t�F�C�X�������܂��B2���ނ������ɑ��悳�ꂽ�������A�ԑ��t�F�C�X�̕��͂��܂��C�t�����Ă��Ȃ��悤�ł��B���������������ŁA���������܂��B