A kitten is a small cat. A small dog is a puppy.

We use yarn (纱) to make cloth.
yarn for knitting (用来织毛衣的纱线)

The sizable (大小相当的) puppy is playing with the yarn. (sizable here means the puppy is as large as the yarn)

Some European teenagers have dragon tattoo (龙形纹身) on their body.

dragon boat race (划龙舟)
the Dragon Boat Festival (端午节)
dragon dance (舞龙)

Western/European dragons are destructive (= damaging), but Chinese/Asian dragons are kind.

He breaths fire (吐火) from his mouth. <or> It breaths fire from its mouth.

– Is that a dragon?
– That's not just a dragon. (from Harry Potter movie series)

Knights fight against dragons.
A knight fought against a dragon.

It's not a real elephant. It's a painted (画出来的) elephant.