手势: gesture; sign; signal 短语和例子打手势 make a gesture; gesticulate; 手势法 pasimology; 手势学 kinemics
示意: signal; hint; motion; give a sign 短语和例子示意某人做某事 give sb. the tip to do sth.; 以目示意 give a hint with the eyes; 布朗先生看了看手表, 示意我们应该动身了。 as a hint that it was time for us to go, mr. brown looked