A sudden dizziness overpowered him.

一阵突然的晕眩令他难以忍受。

《柯林斯英汉双解大词典》

Symptoms comprise sudden, severe chest pain, dizziness, decreased sensation in any location, profuse sweating and shortness of breath.

主要症状包括突发剧烈胸痛、头晕、任何部位的感觉减弱、大汗及呼吸急促。

youdao

Have you experienced sudden trouble walking, dizziness, loss of balance, confusion or trouble speaking in the past 6 months?

在过去6个月中是否有过 突然的行走困难，头昏眼花，失去平横，讲话都有因难？

youdao

There were sharp pains, and sudden dizziness, and then profuse bleeding at the pores, with dissolution.

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If you develop difficulty breathing or shortness of breath, chest pain or abdominal pain, sudden dizziness, confusion or have persistent vomiting, you should seek medical attention immediately.

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Signs of a stroke include dizziness, sudden weakness or numbness, loss of speech or trouble talking, severe headaches and a reduction or loss of vision.

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