两种可能的英文：
two schools of thought

参考例句：

However, there are two possible axial directions.
不过，沿着轴线也还有两种可能的方向。

I asked him to give me two scenarios: with chemotherapy and without chemotherapy
我请他给我概述一下两种的可能情况:有化疗和没化疗。

two是什么意思：
num. 二，两个
n. 两个人
adj. 两个的

Knit two, purl two.
两针朝下，两针朝上。

the better of the two
两者中的更好者

What does two and two make?
2加2等于几？

schools是什么意思：
n. 学校，学院，学派，上学阶段；上课时间；学校全体师生；群
v. 训练；教育

This is the argument of the school.
这就是流行学派的论据。

the cock of the school
学生中的头目；最横行霸道的学生

These are primary school pupils and those are secondary school students.
有小学生也有中学生。

thought是什么意思：
n. 思维，思考；想法，见解；意图，打算；思想
v. [think] 的过去式及过去分词

There was distraction in the thought.
这个念头真令人心乱如麻。

Knowledge is a servant of thought, and thought is a satellite of feeling.
知识是想法的仆人，想法又是感受的随从。

The thought of the prize was the spur for the team.
夺取锦标的思想是该队的动力。