gratuitously的音标：gratuitously的英式发音音标为：[ɡrə'tju:ɪtəslɪ]gratuitously的美式发音音标为：[ɡrə'tjuɪtəslɪ]...

平白...

They rebuild their houses for them gratuitously when they are ruined.如果他们的房屋要坍了,就会有人替他们重盖,不要工资.He insulted us gratuitously.他在毫无理由的情况下侮辱了我们....