Stratification
[ [ˌstrætifi'keiʃən] ]
其它 Other
n. 层化, 阶层的形成, 成层\\n[医] 分层
📖 牛津释义
stratification
n[U]
arrangement in strata, etc; stratifying or being stratified 层次; 成层; 分层
social stratification 社会阶层.
🏥 医学释义
层，层次
🗣️ 情景例句
but our schedules won't allow it.
但我们的工作时间表不允许这样。
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
My secretary can start on it right away.
我的秘书现在就要可以打。