试验

shì
yàn

发音

解释

#1 - experiment / test

xué
jiā
men
zhèng
zài
jìn
xíng
xiàng
zhòng
yào
de
shì
yàn

Scientists are conducting an important experiment.


men
jìn
xíng
le
duō
shì
yàn
cái
zhǎo
dào
zuì
jiā
fāng
àn

They conducted many experiments before finding the best plan.


xīn
yào
zài
jīng
guò
liàng
de
shì
yàn
hòu
cái
bèi
zhǔn
shàng
shì

The new drug was only approved to be marketed after a large number of tests.

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