portrait [ˈpɔ:treɪt]
/释义/
n. a painting, photograph, drawing, etc. of a person or, less commonly, of agroup of people
肖像,画像;人像照片
e.g.
She's commissioned an artist to paint her portrait.
她委托一位画家为她画一幅肖像。
/派生/
portraitist n. 肖像画家
portraiture n. 画像,肖像
hypothesis [haɪˈpɑ:θəsɪs]
/释义/
n. an idea or explanation for something that is based on known facts but has notyet been proved
假设,假说
e.g.
Several hypotheses for global warming have been suggested.
已经提出了好几种全球变暖的假说。
/逆构/
hypothesize v. 假设
establish [ɪˈstæblɪʃ]
/释义/
v. to start a company or organization that will continue for a longtime
建立;设立;创立
e.g.
The brewery was established in 1822.
这家啤酒厂建于1822年。
/派生/
establishment n. 建立,确立
established adj. 已建立的,已确立的
/反义/
demolish, destroy, ruin
formation [fɔ:rˈmeɪʃn]
/释义/
n. the way something is naturally made or the way it has been arranged
结构;形状;形成方式;组成方式
e.g.
The troops lined up in parade formation.
部队排成阅兵队形.
/逆构/
form n. 形状,形态 v. 构成,组成
semester [səˈmɛstɚ]
/释义/
n. one of the periods into which a year is divided at a college or university, especially in the US and Australia
(尤指美国和澳大利亚大学的)学期
e.g.
He had three minors this semester.
这学期他有三门副修科目。