初出茅庐 Fledgling ; babe in the woods ; As green as grass

显出庐山真面目 show one's true colours

出茅庐 Thatched Cottages

初出茅庐的艺术家 beginning artists

初出茅庐的 fledgling ; wet behind the ears

初出茅庐破大案 The Bigger They Come

初出茅庐的你十大须知 remember this for yourself

初出茅庐的作家 A fledgling writer

初出茅庐/一窍不通 He was a babe in the woods regarding politics

初出茅庐的警官 a rookie police officer