Usage note
扩大表示变大、变广。
kuò dà biǎo shì biàn dà 、 biàn guǎng。
扩大 means to enlarge or expand.
Context note
扩大常用于范围、规模和影响。
kuò dà cháng yòng yú fàn wéi 、 guī mó hé yǐng xiǎng。
It is often used with scope, scale, and influence.
5 examples
他们扩大了教室。
tā men kuò dà le jiào shì。
They expanded the classroom.
扩大影响很重要。
kuò dà yǐng xiǎng hěn zhòng yào。
Expanding influence is important.
这个城市不断扩大。
zhè ge chéng shì bú duàn kuò dà。
This city keeps expanding.
请把范围扩大一点。
qǐng bǎ fàn wéi kuò dà yì diǎn。
Please widen the scope a little.
公司扩大了业务。
gōng sī kuò dà le yè wù。
The company expanded its business.
5 mini stories
老师说，扩大阅读很有帮助。
lǎo shī shuō， kuò dà yuè dú hěn yǒu bāng zhù。
The teacher said expanding reading is very helpful.
他们想扩大活动范围。
tā men xiǎng kuò dà huó dòng fàn wéi。
They want to expand the activity range.
扩大以后，空间更大了。
kuò dà yǐ hòu， kōng jiān gèng dà le。
After expansion, the space became larger.
这家公司正在扩大市场。
zhè jiā gōng sī zhèng zài kuò dà shì chǎng。
This company is expanding the market.
孩子们把地图上的范围扩大来看。
hái zi men bǎ dì tú shàng de fàn wéi kuò dà lái kàn。
The children enlarged the area on the map to look at it.
Mini dialogue
扩大花园
A
我们想扩大花园的面积。
Wǒmen xiǎng kuòdà huāyuán de miànjī.
We want to expand the area of the garden.
B
好啊，扩大后可以种更多花。
Hǎo a, kuòdà hòu kěyǐ zhòng gèng duō huā.
Great, after expanding we can plant more flowers.
扩大词汇量
A
怎么扩大中文词汇量？
Zěnme kuòdà Zhōngwén cíhuì liàng?
How to expand Chinese vocabulary?
B
多读书可以帮你扩大词汇量。
Duō dúshū kěyǐ bāng nǐ kuòdà cíhuì liàng.
Reading more can help you expand your vocabulary.
Related words and contrasts
opposite
缩小
suōxiǎo
shrink, reduce
Opposite of expand
similar
增加
zēngjiā
increase
Similar meaning, often used for numbers or quantity
similar
扩展
kuòzhǎn
extend, expand
Similar meaning, often used for scope or area