·2,447,543篇论文数据，部分数据来源于NoteExpress
当科学家准备探究人类笑声的起源时，被搔痒的大猩猩恰好帮了大忙。
When scientists set out to trace the roots of human laughter, some chimps and gorillas were just tickled to help.
youdao
应用推荐
模块上移
模块下移
不移动