yī

嫛

Character · Numeral · Adjective · Adverb · ConjunctionTraditional一

one; single; same; whole

Tone colorsmāmámǎmàma

Meanings

6 senses · 15 examples
1.

numeral

one; the smallest positive integer; first

Tone changes: reads as yí before 4th tone (e.g., 一个 yí gè), and as yì before 1st/2nd/3rd tones (e.g., 一天 yì tiān, 一年 yì nián, 一起 yì qǐ).

Wǒ我
yǒu有
yí一
gè个
píng苹
guǒ果
 。

I have one apple.

Zhè这
shì是
dì第
yī一
cì次
qù去
Běi北
jīng京
 。

This is the first time going to Beijing.

Show 1 more example
Yì一
tiān天
yǒu有
èr二
shí十
sì四
gè个
xiǎo小
shí时
 。

One day has twenty-four hours.

2.

adjective

same; identical; alike

Often used in compound words like 一样 (yí yàng) or 统一 (tǒng yī).

Wǒ我
men们
shì是
yí一
yàng样
de的
xiǎng想
fǎ法
 。

We have the same idea.

Dà大
xiǎo小
bù不
yī一
 ,
yán颜
sè色
bù不
yī一
 。

The sizes differ, and the colors differ.

3.

adjective

whole; entire; full

Used to indicate entirety, often with body parts or containers.

Tā他
chū出
le了
yì一
shēn身
hàn汗
 。

He broke out in a sweat all over.

Yì一
wū屋
zi子
dōu都
shì是
rén人
 。

The whole room is full of people.

Show 1 more example
Tā他
yǒu有
yí一
dù肚
zi子
huà话
yào要
shuō说
 。

He has a bellyful of things to say.

4.

adverb

once; indicating a brief action

Used after verbs to indicate a short duration or single occurrence (V-一-V structure).

Ràng让
wǒ我
kàn看
yi一
kàn看
 。

Let me take a look.

Qǐng请
tīng听
yi一
tīng听
zhè这
duàn段
yīn音
yuè乐
 。

Please listen to this piece of music.

Show 1 more example
Xiào笑
yi一
xiào笑
 ,
shí十
nián年
shào少
 。

A smile takes ten years off your face.

5.

conjunction

as soon as; once; indicating immediate succession

Used in the structure 一...就... (yī... jiù...) to indicate that one action follows another immediately.

Tā他
yī一
lái来
wǒ我
men们
jiù就
kāi开
shǐ始
gōng工
zuò作
 。

As soon as he arrives, we will start working.

Wǒ我
yī一
tīng听
jiù就
míng明
bai白
le了
 。

I understood as soon as I heard it.

Show 1 more example
Yǔ雨
yī一
tíng停
wǒ我
men们
jiù就
chū出
fā发
 。

We will leave as soon as the rain stops.

6.

adverb

indicating degree or intensity (unexpectedly)

Used to express surprise at the extent of something, often with words like 太 or 多么.

Tiān天
qì气
yī一
rè热
 ,
dà大
jiā家
jiù就
dōu都
bù不
xiǎng想
dòng动
le了
 。

Once it gets hot, no one feels like moving.