n.折磨;痛苦

　　Half of the prisoners died after torture and starvation.

　　barbaric

　　adj.野蛮的;粗野的

　　She found the idea of killing animals for pleasure barbaric.

　　species

　　n.物种;种类

　　Over a hundred species of insect are found in this area.

　　explicit

　　adj.外在的;清楚的

　　She was very explicit about what she thought was wrong with the plans.

　　boundary

　　n.边界;分界线

　　The Ural mountains mark the boundary between Europe and Asia.

　　tangible

　　adj.切实的;实际的

　　Other tangible benefits include an increase in salary and shorter working hours.

　　justified

　　adj.有道理的;合理的

　　I accept that the criticism is completely justified.

　　inherently

　　adv.天性地;固有地

　　Theres nothing inherently wrong with his ideas.

　　实用句型

　　以为目的 for the sake of

　　在表达为了而做这种概念时，可以用for the sake of来表达，相当于because of... 或for the purpose of...例如：

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