Densography
X 射线照片密度检定法
🔁 扩展释义
【医】 [X线]底片密度检定法
🗣️ 情景例句
He has a major toy buyer in Los Angeles,
他在Los Angeles有一个玩具大买主，
How much will that be altogether?
总共多少钱？
You will not have to spend the next few days recovering from a long and arduous journey.
用不着因为漫长的旅途的辛苦而花几天时间休息来恢复精神。