Ihds
abbr. inpatient hospital days 住院患者的住院天数; Interstate Highway and Defense System 州际公路与防卫系统
🗣️ 情景例句
Uh-oh.
啊哈。
Money spent on the brain is never spent in vain.
智力投资，决非虚掷。
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。