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
Are you sure you are dialing the right number?
你确定你打的号码是对的吗？
He was at a loss for words.
他不知道该说什么好。
and that this happens at a rate which differs little from person to person,
衰老的速度在人与人之间相差甚微，