英文句子,看不太懂,求指教

英文句子,看不太懂,求指教probably there is not one here who has not in the course of the day had occasion to set in motion a complex train of reasoning,of the very same kind,though differing in degree,as that which a scientific man goes through in tracing the cause of natural phenomena.我只能猜出一点可能这里的人没有一个不在一天内进行复杂的什么什么运动 尽管程度不同 和科学思考自然现象的原因的路径是同一种 had occasion to set in motion a complex train of reasoning,as that which