15 伤脑筋 [傷腦-] shāng nǎojīn (hurt-brain) naughty, cause sb. a headache: ~的事情 brainy problem || 选择好大学让人~. Choosing a good university gets on your nerves. '
1209 痛い: sore, painful: I have a headache today. 1326 頭: head: I've had a headache since this morning. 4167 頭痛: headache: I have a headache today. 4382 たまらない: can't stand, unbearable: I have an unbearable headache.