请输入您要查询的英文单词：
单词
ˈtrial ˌballoon
释义
ˈtrial ˌballoon
NOUN
C
MAINLY AMERICAN
an idea or plan that is suggested to people to see what their reaction is 试探气球（指为探知他人将做出何种反应而提出的建议或计划）；试探性建议；试探性计划