展开

tā xùn sù zhǎn kāi tǎn zi pū zài chuáng diàn shang

她迅速展开毯子，铺在床垫上。

She quickly unfolded the blankets and spread them on themattress.

tā zhǎn kāi sì zhī tǎng zài dì bǎn shang

他展开四肢躺在地板上。

He lay spreadeagled on the floor.

niǎo zhǎn kāi chì bǎng

鸟展开翅膀。

The bird spread its wings.

xiàn zài xué xiào zhī jiān wèi le zhāo lǎn shēng yuán zhǎn kāi le jī liè jìng zhēng

现在学校之间为了招揽生源展开了激烈竞争。

There is now intense competition between schools to attract students.

wǒ men xū yào cóng yī gè xīn de jiǎo dù qù zhǎn kāi xià yī cì guǎng gào huó dòng

我们需要从一个新的角度去展开下一次广告活动。

We need a new angle for our next advertising campaign.

jǐng fāng zhèng gēn jù tā bèi móu shā de jiǎ dìng zhǎn kāi diào chá

警方正根据他被谋杀的假定展开调查。

The police are working on the supposition that he was murdered.

bǎ gōng shì zhǎn kāi

把公式展开。

Please expand the formula.

zhǎn kāi bǎ biān yuán zhé xiàng zhōng xiàn

展开，把边缘折向中线。

Unfold and fold the edge to the centre line.

zuò zhè dào tí yào bǎ dìng lǐ zhǎn kāi

做这道题要把定理展开。

To solve this problem, we need to expand the theorem.