1.
The biological study of the factors producing degeneration in offspring, especially of a particular race or species.
劣生学以种族退化为研究对象的一门生物学学科，尤指一定的种族或种属
2.
I was a dunce at chemistry.
我在化学方面是个劣等生。
3.
The students spoofed the teachers.
学生们拙劣模仿这位老师。
4.
Many people often compare one student with another simply from their grades.
许多人常只以成绩来比较学生的优劣。
5.
Advantages and Disadvantages of College Students in China and the U.S:A Dialectical View;
辩证地看待中美大学生的优势与劣势
6.
Researches on the Disadvantage Circumstance of the Growth and Development of the Female Graduates;
女大学生成长与发展的劣势环境研究
7.
Low Academic Achievements for School Boys:The New Perspective on Educational Equality
男生学业劣势:教育平等研究的新视角
8.
“Down with local tyrants and evil gentry ----what type of working attitude is it?
中学生："打倒土豪劣绅－－－你这什么工作态度？"
9.
A Research on Impact of Bad Stimulation for Students Mind and Behavior;
劣性刺激对学生心理及行为的影响研究
10.
Research on the Bad Latent Stimulation of College Students' Mental Health
影响大学生精神健康的隐性劣性刺激研究
11.
Cloning and bioinformatic analysis of cDNA fragment of TEP1 gene of Anopheles dirus
大劣按蚊TEP1 cDNA的克隆和生物信息学分析
12.
Such a gift, the student hoped, might make the teacher shut her eyes to his poor work and give him a good mark.
学生希望这样的礼物会使老师不顾他的低劣作业而给他打高分。
13.
He believes the problems at the school in Taiwan were caused by poor quality material.
他认为台湾学校发生的问题根本原因在于使用劣质的材料。
14.
The student gets a good impression of all the English architectural styles of the past 600 years-the bad as well as the good.
六百年来优劣不一的英国建筑风格给学生留下了深刻的印象。
15.
live in abysmal conditions
在极恶劣的情况下生活
16.
Many a good father hath but a bad son.
[谚]贤父难免生劣子。
17.
No.8 Your school may have done away with winners and losers, but life has not.
你的学校也许已经不再分优等生和劣等生，但生活却仍在作出类似区分。
18.
Your school may h*** e done away with winners and losers, but life has not.
你的学校也许已经不再分优等生和劣等生，但生活却仍在做出类似的区分。