火速

huǒ sù

HSK 3.0 Level 7 Adverb Rare

Definitions

1. at top speed
2. at a tremendous lick

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Word relationships

Antonyms

1 item

缓慢

huǎn màn

slow

形容速度慢

Related words

1 item

火急

huǒ jí

extremely urgent

形容事情紧急需快速处理

Synonyms

2 items

急速

jí sù

hurried

形容行动非常快

飞速

fēi sù

swift

形容像飞一样快

Usage notes

Collocations

Often paired with action verbs like 赶到, 执行, or 处理 to emphasize urgency and speed.

Formality

火速 is formal and often used in written instructions or official communications, e.g., 火速办理。

Example Sentences

1 shown

接到通知后，他火速赶到了现场。

After receiving the notice, he rushed to the scene at top speed.

AI-generated examples are marked with this icon.

Child Words of 火速

fire

fast

火速