Polytope
多面体
🗣️ 情景例句
Merry Christmas, Mrs. Tom!
汤姆夫人，圣诞快乐！
Is anybody home?
有人在家吗？
employing full-time technicians and run on specially-written software.
雇用专职的技师，而且得用专门编写的软件才能运行。