Hed
abbr. 高能检波器（high-energy detector）；皮肤单位剂量
🗣️ 情景例句
He was dumb from birth.
他生下来就是哑巴。
Would you please give us a rough idea of the quantity you require?
请告知你方大概要订多少？
Jim, what day is it today?
吉姆，今天星期几了？