wave, make a fist, lean forward, wave (招手的话beckon), nod, shake one's head, shrug, curl one's lipsKeep a straight face, lol(laugh out loud), burst into tears那个手势叫air quote具体意思和我们书面中用的引号差不多，表特殊含义居多
打引号的手势（左右手的食指和中指上下弯曲）quote unquote (美语)比方说 She is "smart", 然后比下 食指和中指弯曲的手势,说quote unquote.指贬义的小聪明.
wave hands
挥手 [词典] wave; wave one's hand; [例句]警察挥手示意车辆行进。The policeman waved the traffic on.wave 英[weɪv] 美[wev] n. 挥手; 波浪，波动; 涌现的人（或事物）; 汹涌的行动（或思想）态势; vi. 摇摆，起伏; vt. （一端固定地） 飘扬; 挥手指引; 挥动…示意; 略呈波形; [例句]Jessica caught sight of Lois and waved to her杰茜卡看到了洛伊丝，就冲她挥手致意。[其他] 第三人称单数：waves 复数：waves 现在分词：waving 过去式：waved过去分词：waved
wave:她心情沉重地转过身向人们挥手告别。With a heavy heart, she turned to wave goodbye.安：瞧，加里！那个警察正朝你挥手呢。Ann: Look, Gary. That policeman is waving to you当她跟着音乐跳舞的时候，她向参观者挥手致意。She waved to the visitors while she was dancing to the music.
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