北极光 (běijíguāng): aurora borealis

Meanings

Tā qù Bīngdǎo jiùshì wèile kàn běijíguāng.

She went to Iceland specifically to see the northern lights.

Běijíguāng zài shēnlán sè de yèkōng zhōng zhànfàng chū xuànlì de yánsè.

The aurora borealis blazed with brilliant colors in the deep blue night sky.

memory

北极 = North Pole (北 north + 极 extreme/pole), 光 = light. So 北极光 is literally 'North Pole light'. Compare 南极光 (aurora australis / southern lights).

北 běi

极 jí

光 guāng