Undercasing
底箱
🗣️ 情景例句
We have to advance the building of the new school.
我们必须促进新学校的建设。
The doctor is busy examining a patient.
医生为给病人做身体检查而忙碌着。
Over the periods their saliva, a mild, digestive juice like our own, was converted into a poison that defies analysis even today.
蛇的唾液本来和我们人的消化液一样柔和，但经过漫长的时间，演变成了今天仍无法分析清楚的毒液。