素
sù HSK6

raw silk, white, plain

素 sù
element noun
essence, nature, or constituent part

环境是影响胎儿发育的重要因素。

huán​jìng shì yǐng​xiǎng tāi'ér fā​yù de zhòng​yào yīn sù.

Environment is an important factor affecting fetal development.

plain adjective
white, unadorned, or the color of raw silk

我比较喜欢穿颜色素一点的衣服。

wǒ bǐ​jiào xǐ​huan chuān yán​sè sù yī​diǎn de yī​fu.

I prefer wearing clothes in more plain colors.

usually idiom
habitually, always, or since the past

这两个人素不相识。

zhè liǎng gè rén sù bù​xiāng​shí.

These two people are total strangers to each other.

vegetarian adjective
vegetarian food or diet lacking meat

我不吃肉，只吃素。

wǒ bù chī ròu, zhǐ chī sù.

I don't eat meat; I only eat vegetarian food.

Frequency
Character
Written text
661st most common 305.4 per million
Movie subtitles
1,139th most common 79.3 per million appears in 30% of films
Word
Movie subtitles
19.0 per million appears in 6% of films
Written text
69.9 per million

Details
HSK 2.0
Level 5
HSK 3.0
Level 6
Strokes
10
Unicode
U+7D20

Sources
Definitions
CC-CEDICT
Frequency data
MTSU Chinese text computingSUBTLEX-CHBCC Corpus (BLCU)