The noun 金刚 (Jīngāng) means 'King Kong,' the famous giant ape from film and popular culture. The characters literally mean 'golden strength.' It also appears in the Buddhist term 金刚经 (Diamond Sutra).
孩子们都很喜欢金刚这个角色。
Háizimen dōu hěn xǐhuan Jīngāng zhège juésè.
The children all really like the character King Kong.
那部金刚电影的特效真的很震撼。
Nà bù Jīngāng diànyǐng de tèxiào zhēn de hěn zhènhàn.
The special effects in that King Kong movie were truly stunning.
他买了一个金刚的模型放在书桌上。
Tā mǎi le yí gè Jīngāng de móxíng fàng zài shūzhuō shàng.
He bought a King Kong model and put it on his desk.