Clbp
[医][=chronic low back pain]慢性腰背痛
🗣️ 情景例句
Please accept my apologies for any trouble my mistake has caused you.
因为我的失误给你添麻烦了，请接受我的道歉。
Don't forget to put stamps on the letter before you mail it.
不要忘记在寄信以前把邮票贴在信封上。
What's the time?
几点了？