Lesshaft's triangle
[医] 勒斯哈夫特氏三角(腰上三角)
🧩 词语组成解析
🗣️ 情景例句
I'll have to work for years to pay off my college loan.
我得工作好几年才能还清助学贷款。
Don't make trouble.
别惹麻烦！
I'm tired, said my younger brother as he climbed up to join me.
“我累了，”我弟弟边说边爬上岩石和我汇合。