快速

kuài sù jiǎo bàn huì shǐ tā men wán quán hùn hé

快速搅拌会使它们完全混合。

A quick stir will mix them thoroughly.

shuǐ kuài sù liú guò pū mǎn suì shí de tǔ rǎng

水快速流过铺满碎石的土壤。

Water runs through the gravelly soil very quickly.

jǐng chá yào duì shè huì shang de xíng shì àn jiàn zuò chū kuài sù fǎn yìng

警察要对社会上的刑事案件做出快速反应。

The police have to respond quickly to criminal cases in the community.