n.頭昏眼花；眩暈

Unlike nonspecific lightheadedness or dizziness, vertigo has relatively few causes. 眩暈與頭昏眼花及頭昏情形不同，是由一些特有的原因所導(dǎo)致的。

Do you lose your balance because of dizziness or do you ever lose consciousness? 你曾否因為頭昏眼花而失卻平衡或你曾否失去知覺？

Just treat night sweat to dizziness originally. 本方治盜汗眩暈。

I felt a fit of dizziness when I was speaking. 正說話間，我猛可感到一陣眩暈。