国会主要由极端民族主义者组成。

The parliament is composed mainly of extreme nationalists.

《柯林斯英汉双解大词典》

你的孩子首先要由耳鼻喉专家诊查。

In the first instance your child will be seen by an ear, nose and throat specialist.

《柯林斯英汉双解大词典》

人体主要由骨、肌肉和脂肪组成。

The body is made up primarily of bone, muscle, and fat.

《柯林斯英汉双解大词典》

And the obvious question I could start with is, and suppose I ask you, how long does the algorithm implemented by this program take to run?

我开始这个话题的第一个问题是，假设我问你，由这个算法实现的程序大概,要运行多久才能给出答案？

麻省理工公开课 - 计算机科学及编程导论课程节选

The Republic asks us, what would a city be like if it were ruled by Socrates or someone like him?

理想国》要我们考虑，城邦的面貌,如果它是由苏格拉底或像他的人所统治？

耶鲁公开课 - 政治哲学导论课程节选

Now let me remind you that they're going to be grading many of your things, so let's give them another hand.

我要提醒大家,成绩评定的工作大多由他们完成,所以请再次热烈鼓掌

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选