Premonitory symptom
[医] 前驱症状, 先兆症状
🧩 词语组成解析
a. 预先警告的, 前兆的\\n[医] 先兆的, 预兆的
🗣️ 情景例句
If you don't go to college, you'll never get a good job.
你要是不上大学，就永远找不到好工作。
An ambulance will be here in no time.
救护车马上就到。
Is it a black one?
是快黑的吗？