一直以来，心理学家在不断研究非语言类的交流方式，比如小声嘀咕或者使个眼色之类的，这些口头语音和面部表情也能体现人的情感。
Psychologists have long studied the grunts and winks of nonverbal communication, the vocal tones and facial expressions that carry emotion.
通常，非递归算法要保存返回地址，使程序能继续正确执行。
Usually, return address must be saved for continuing a right execution of the program in no recursion version.
载能粒子对非晶薄膜的作用，产生氮离子注入效应，使表层的含氮量增加。
Because of the effect of energy particles on the amorphous films, ion implantation action was produced and nitrogen content in the surface was increased.
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