1. He was gagged by the kidnappers. �����챻����߶�ס�ˡ�
2. The robbers rammed the gag in her mouth. ǿ�����������������������С�
3. Heparan sulfate is a typical kind of glycosaminoglycan (GAG), having complex structures and charged with many particular biological activities. �����������һ�ֽṹʮ�ָ��ӣ��е��Ŷ��ֶ������﹦�ܵ��ǰ����ǡ�
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n.
1. a humorous anecdote or remark intended to provoke laughter
2. restraint put into a person's mouth to prevent speaking or shouting v.
1. prevent from speaking out
2. be too tight; rub or press
3. tie a gag around someone's mouth in order to silence them
4. make jokes or quips
5. struggle for breath; have insufficient oxygen intake
6. cause to retch or choke
7. make an unsuccessful effort to vomit; strain to vomit