天空

tiānkōng

noun HSK 5 #3,009

Meanings

The heavenly emptiness above - the sky.

HSK 2

一只鸟飞过天空。

Yì zhī niǎo fēi guò tiānkōng.

A bird flew across the sky.

HSK 3

天空很蓝。

Tiānkōng hěn lán.

The sky is very blue.

HSK 4

今天的天空真美。

Jīntiān de tiānkōng zhēn měi.

Today's sky is really beautiful.

usage

天空 is more literary/poetic than 天 alone for 'sky.' In everyday speech, 天 is more common: 天很蓝 (the sky is blue). 天空 is preferred in writing and songs.

天 tiān

空 kōng