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life
shēng huó
生活
·HSK 3

United States
Měiguó
美国
clinical trial
línchuáng shìyàn
临床试验
to find / to discover
fāxiàn
发现
，
silver diamine fluoride (SDF)
fúhuà yín ǎn
氟化银铵
can / able to
kě
可
effectively
yǒuxiào
有效
to stop / to halt
zǔzhǐ
阻止
children
értóng
儿童
tooth decay / dental cavities
qǔ chǐ
龋齿
。

United States
Měiguó
美国
a (for studies/projects)
yī xiàng
一项
large-scale
dàxíng
大型
clinical trial
línchuáng shìyàn
临床试验
to show / to indicate
xiǎnshì
显示
，
to apply (here: putting)
jiāng
将
silver diamine fluoride (SDF)
fúhuà yín ǎn
氟化银铵
liquid
yètǐ
液体
applied onto
tú zài
涂在
cavities / decayed teeth
qǔ chǐ
龋齿
on
shàng
上
only takes
jǐn xū
仅需
a few seconds
jǐ miǎo zhōng
几秒钟
，
can in
kě zài
可在
more than / over
chāoguò
超过
half
yī bàn
一半
(structural particle)
de
的
cases
bìnglì
病例
among
zhōng
中
to stop
zǔzhǐ
阻止
tooth decay / cavities
zhùyá
蛀牙
further
jìn yī bù
进一步
progression / development
fāzhǎn
发展
。

July 29, 2026 at 2:30 PM

United States
Měiguó
美国
researchers
yánjiū rényuán
研究人员
to conduct / to carry out
kāizhǎn
开展
(completion marker)
le
了
a (for studies/projects)
yī xiàng
一项
large-scale
dàxíng
大型
clinical trial
línchuáng shìyàn
临床试验
，
to test
cèshì
测试
silver diamine fluoride (SDF)
fúhuà yín ǎn
氟化银铵
on / for
duì
对
children
értóng
儿童
tooth decay / dental cavities
qǔ chǐ
龋齿
(structural particle)
de
的
treatment
zhìliáo
治疗
effect / effectiveness
xiàoguǒ
效果
。
this type of / this kind of
zhè zhǒng
这种
liquid
yètǐ
液体
only takes / only requires
zhǐ xū
只需
a few seconds
jǐ miǎo zhōng
几秒钟
then / and
jiù
就
can / is able to
kěyǐ
可以
directly
zhíjiē
直接
to apply / to brush on
tú
涂
on
zài
在
decayed tooth / cavity
zhùyá
蛀牙
on
shàng
上
，
does not require / without needing
bù xūyào
不需要
drilling the tooth
zuān yá
钻牙
。
trial
shìyàn
试验
results
jiéguǒ
结果
to show / to indicate
xiǎnshì
显示
，
this type of
zhè zhǒng
这种
method
fāngfǎ
方法
in
zài
在
more than / over
chāoguò
超过
half
yī bàn
一半
(structural particle)
de
的
cases
bìnglì
病例
among / in
zhōng
中
successfully
chénggōng
成功
to stop / to halt
zǔzhǐ
阻止
(completion marker)
le
了
tooth decay
qǔ chǐ
龋齿
(structural particle)
de
的
progression / development
fāzhǎn
发展
。
because
yīnwèi
因为
treatment
zhìliáo
治疗
process
guòchéng
过程
not
bù
不
painful
tòng
痛
，
therefore / so
suǒyǐ
所以
many / a lot of
hěn duō
很多
age
niánjì
年纪
small / young
xiǎo
小
(structural particle)
de
的
children
háizi
孩子
more
gèng
更
easily
róngyì
容易
to accept
jiēshòu
接受
this type of
zhè zhǒng
这种
approach / method
fāngshì
方式
。
compared with
yǔ
与
traditional
chuántǒng
传统
(structural particle)
de
的
dental / dentistry
yákē
牙科
treatment
zhìliáo
治疗
in comparison / compared to
xiāngbǐ
相比
，
silver diamine fluoride
fúhuà yín ǎn
氟化银铵
(structural particle)
de
的
use / application
shǐyòng
使用
more
gèng
更
simple / straightforward
jiǎndān
简单
，
cost / fee
fèiyòng
费用
also
yě
也
more
gèng
更
low
dī
低
。
researchers
yánjiū rényuán
研究人员
to say
shuō
说
，
this type of
zhè zhǒng
这种
technology / technique
jìshù
技术
can / is able to
kěyǐ
可以
to help
bāngzhù
帮助
children
értóng
儿童
to avoid
bìmiǎn
避免
infection
gǎnrǎn
感染
、
surgery
shǒushù
手术
and
hé
和
pain
téngtòng
疼痛
。
experts
zhuānjiā
专家
to state / to indicate
biǎoshì
表示
，
this
zhè yī
这一
discovery / finding
fāxiàn
发现
expected to / holds promise for
yǒu wàng
有望
to reduce
jiǎnshǎo
减少
children
értóng
儿童
due to / because of
yīn
因
tooth decay
qǔ chǐ
龋齿
caused by / resulting from
zàochéng
造成
(structural particle)
de
的
suffering / pain
tòngkǔ
痛苦
and
hé
和
medical
yīliáo
医疗
burden
fùdān
负担
。

News in English

Lifestyle & Culture

US Clinical Trial Finds Silver Diamine Fluoride Effectively Stops Tooth Decay in Children

A large US clinical trial shows that applying silver diamine fluoride liquid to cavities in seconds can stop tooth decay from progressing in more than half of cases, offering children a simple and painless treatment option.

More in Lifestyle & Culture

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Jiānádà
加拿大
poet
shīrén
诗人
Anne Carson (Canadian poet)
Ānnī Kǎsēn
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to win / to be honored with
rónghuò
荣获
2026
2026 nián
2026年
Nobel
Nuòbèiěr
诺贝尔
Prize in Literature
wénxué jiǎng
文学奖
。

Canadian Poet Anne Carson Wins 2026 Nobel Prize in Literature

three
sān wèi
三位
scientists
kēxué jiā
科学家
for / because of
yīn
因
pioneering
kāichuàng
开创
optogenetics
guāng yíchuán xué
光遗传学
technology
jìshù
技术
jointly
gòngtóng
共同
to be awarded
rónghuò
荣获
2026
2026 nián
2026年
Nobel
Nuòbèiěr
诺贝尔
Physiology
shēnglǐ xué
生理学
or
huò
或
Medicine Prize
yīxué jiǎng
医学奖
。

Three Scientists Win 2026 Nobel Prize in Medicine for Pioneering Optogenetics Technology

Molchanov (champion freediver)
Mò ěr chá nuò fū
莫尔查诺夫
with / at (a score of)
yǐ
以
137 meters
137 mǐ
137米
to set / to establish
chuàng
创
constant weight
héngzhòng
恒重
freediving
zìyóu qiánshuǐ
自由潜水
men
nánzǐ
男子
world record
shìjiè jìlù
世界纪录
。

Alexey Molchanov Sets Freediving World Record With 137-Meter Dive at World Championships in Limassol

Canada
Jiā ná dà
加拿大
author / writer
zuò jiā
作家
Anne Carson (Canadian author)
Ān nī Kǎ sēn
安妮·卡森
to be honored with / to win
róng huò
荣获
the year 2026
2026 nián
2026年
Nobel
Nuò bèi ěr
诺贝尔
Prize in Literature
wén xué jiǎng
文学奖
。

Canadian Author Anne Carson Wins 2026 Nobel Prize in Literature