premonitory
	[prɪ'mɑnə,tori]
	    
    实用场景例句
	
	- Some patients develop premonitory signs and symptoms, such as nervousness, sweating, and tachycardia.
 - 病人可有先兆性症状, 例如易于激动, 出汗和心动过速.
 辞典例句
- What premonitory signs and symptoms may exist for vasovagal syncope?
 - 血管迷走神经性晕厥出现的先兆症状和体征有哪些?
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