Kerosene is a by-product of petroleum refining.

The raw material for the tyre is a by-product of petrol refining.

制造轮胎的原材料是提炼汽油时产生的一种副产品。

You say you feel that you're being made to choose, and so you are. Such choices as this are a by-product of freedom.

你说自己感觉是在被迫作选择，确实如此，而这样的选择是自由的附带品。

By birth he was an Englishman by profession, a sailor; by instinct and training, a rebel.

就出生说,他是英国人;就职业说, 他是海员; 就本性和教育说, 他是背叛者.

He is a friend by profession.

他是口头上的朋友.

I am a computer scientist by profession.

(我的职业是计算机科学家. )

The managing director is an accountant by profession.

总经理是职业会计师.

Philip is a doctor by profession.

菲利浦的职业是医生.

His is a journalist by profession.

他的职业是新闻从业人员.

The author of the guidebook is an architect by profession.

该手册的作者任职建筑师.

He is an electrical technician by profession.

他的职业是电工技师.

He is a mechanic by profession, and a painter, by choice.

从职业上说, 他是机械师, 从爱好上说,他是画家.

Simplicity, indeed, is beyond the reach of almost every actress by profession.

的确, 几乎所有的职业演员都不善于表现人物的单纯.

He is a doctor by profession.

他的职业是医生.

He is a carpenter by profession.

他以木工为业.

Harper was a teacher by profession.

哈珀的职业是教师。

By reason of the voice of my groaning my bones cleave to my skin.

5因我唉哼的声音,我的肉紧贴骨头.

On the homicide charge, Nichols pleaded not guilty by reason of self defense.

关于凶杀案负责, 尼科尔斯不认罪的原因自卫.

He was excused by reason of his age.

他因为年龄的关系而得到宽恕.

He was not guilty by reason of insanity.

由于精神病,他无罪.

Abstinence from sexual intercourse, especially by reason of religious vows.

禁欲禁绝性关系, 尤指因为宗教誓言而禁欲.