Mammoth cave
猛犸洞穴（美国）
🧩 词语组成解析
mammoth
['mæməθ]
n. [动]猛玛（象）;庞然大物;
adj. 庞大的，巨大的;
🗣️ 情景例句
Dad was a busy doctor,
爸爸是个很忙的医生，
When do you expect to have this ready for sale?
你希望此种商品何时上市出售呢？
You're a disgrace.
你真丢人！