慢速英语:'On the Origin of Species' Celebrated and Debated 150 Years Later

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例句：Hygiene has evolved into preventive medicine.
      卫生学已逐步发展成为预防医学。

2.trait n.特色,品质,特性,一笔,少许

例句：Jim's two most pleasing traits are generosity and energy.
      吉姆最讨人喜欢的特徵是豪爽和充满活力。

3.similarity n.相似,相似性

例句：They were drawn to each other by similarity of interests.
      他们因兴趣相似而走到一块。

4.concept n.概念,观念,思想

例句：The most basic concept in accounting is that of the entity.
      会计最基本的概念就是主体。
 
5.endeavor n.努力,尽力,竭力,力图,试图

例句：We make every endeavor to satisfy our customers.
      我们尽全力使顾客满意。

6.bridge vt.架桥于,跨越

7.insight n.洞察力,见识

例句：Good teachers have insight into the problems of students.
      好的教师能洞察学生的问题。