Trunci lumbosacralis
[医] 腰骶干
🗣️ 情景例句
I will have a cheeseburger, medium rare,
我要一份起士汉堡，五分熟，
This problem is hard to solve.
要解决这个问题不简单。
Please tell me how I can solve this problem.
请告诉我怎样才能解决这个问题。