He hid his feelings behind a gruff abruptness.

他把自己的感情隐藏在硬鲁莽之中。

Her answer was gruff, but her eyes twinkled.

她的回答很鲁，但她眨了眨眼睛。

Cathy had been a martyr to her gruff, domineering husband.

凯茜曾经是她专横的丈夫的牺牲品。

Eg.For all his gruff heartiness, there must lurk inside him the soul of an evangelical preacher.

尽管他言谈犷、热情奔放，在他内心深处显然有个传播福音的灵魂。