With a blood saturation of 10% to 20% carbon monoxide, a tightness across the forehead and a slight headache are the only sensory changes observed . 一氧化碳的血流饱和量达到10至20时，观测到的感觉变化只是额部两边紧张和轻微的头疼。
Daily inhalation of 45 to 100 ppm for several hours has been associated with symptoms of irrifability, anorexia, headache, giddness, and emotional instability . 每天吸收45至100ppm几小时，会引起各种症状，如刺激性食欲不振，头疼，眩晕和情绪不稳定等。
Jane : i will consult the doctor for my headache 简：我要问问医生我头疼的原因。
Are you struggling through without maude tonight 今晚没有译码器又让你头疼了？
Your biggest challenge is that you tend to retain water 你最头疼的问题是缺水。
We may have more than one headache each month 我们每个月可能有一次以上的头疼。
This includes pain in the stomach , chest or head 这包括肚子疼，胸口疼或头疼。
Plagiarism has always been an issue in schools 抄袭之风一直是学校的头疼的问题。
You ' d give a fucking aspirin a headache , pal 我头疼，给我一片阿司匹林吧，伙计
The boy had a headache and had to see the doctor 这个男孩头疼，不得不去看医生。
