Usage note
亮表示明亮，有光。
liàng biǎo shì míng liàng， yǒu guāng。
Bright means full of light.
Context note
亮常出现在灯、天空和眼睛里。
liàng cháng chū xiàn zài dēng 、 tiān kōng hé yǎn jīng lǐ。
Bright often appears with lights, the sky, and eyes.
5 examples
房间很亮。
fáng jiān hěn liàng。
The room is bright.
灯亮了。
dēng liàng le。
The light is on.
天空很亮。
tiān kōng hěn liàng。
The sky is bright.
他的眼睛很亮。
tā de yǎn jīng hěn liàng。
His eyes are bright.
请把灯打开，房间更亮。
qǐng bǎ dēng dǎ kāi， fáng jiān gèng liàng。
Please turn on the light; the room will be brighter.
5 mini stories
早上太阳出来了，屋子里变亮了。
zǎo shàng tài yáng chū lái le， wū zi lǐ biàn liàng le。
In the morning the sun came out, and the room became brighter.
晚上开了灯以后，桌子看得很亮。
wǎn shàng kāi le dēng yǐ hòu， zhuō zi kàn dé hěn liàng。
After turning on the light at night, the table looks bright.
她有一双很亮的眼睛。
tā yǒu yì shuāng hěn liàng de yǎn jīng。
She has a pair of bright eyes.
月亮很亮，天空也很美。
yuè liàng hěn liàng， tiān kōng yě hěn měi。
The moon is bright, and the sky is beautiful too.
这间教室很亮，大家都喜欢。
zhè jiān jiào shì hěn liàng， dà jiā dōu xǐ huan。
This classroom is very bright, and everyone likes it.
Mini dialogue
灯很亮
A
这个房间真亮。
Zhège fángjiān zhēn liàng.
This room is really bright.
B
因为窗户很大，阳光进来了。
Yīnwèi chuānghù hěn dà, yángguāng jìnlái le.
Because the window is big, the sunlight comes in.
月亮
A
你看，今晚的月亮好亮！
Nǐ kàn, jīnwǎn de yuèliang hǎo liàng!
Look, the moon is so bright tonight!
B
是啊，星星也很亮。
Shì a, xīngxing yě hěn liàng.
Yes, the stars are also very bright.
Related words and contrasts
opposite
暗
àn
dark
暗 means dark, the opposite of 亮 (bright).
similar
明
míng
bright
明 also means bright. 明亮 together means very bright.
related
光
guāng
light
光 means light, which makes things 亮 (bright).