assumption
[ə'sʌmpʃən]
n.假定, 设想, 担任(职责等), 假装
例句与用法：
The project was predicated on the assumption that the economy was expanding.
这一计划是以经济发展的设想为依据的。
Their assumptions of an air of confidence fooled nobody.
他们装出信心十足的样子却欺骗不了任何人。
The theory is based on a series of wrong assumptions.
这一理论是以一系列错误的设想为依据的。
详细释义：
n.
1. 假定, 设想[U][C][+(that)]
The facts proved her assumption wrong.
事实证明她的设想是错的。
2. 担任; 承担[U][C]
The new governor's assumption of office takes place next Tuesday.
新任州长于下星期二就职。
3. 夺取; 篡夺[U][C][(+of)]
4. 僭越; 自大[U]
His air of assumption made him unpopular.
他傲慢的样子使他不受欢迎。
5. 假装[U][C]
with an assumption of indifference
装着满不在乎的样子