1 result from 意为“由来,起因于”,句子主语是结果,from 后的宾语是原因。
Success results from hard work. 成功来自努力。
This accident resulted from carelessness. 这场事故是由粗心造成的。
2 result in 意为“导致”,句子主语是原因,in 后的宾语是结果。
Hard work results in success. 努力带来成功。
Heavy rain resulted in flood. 大雨造成水灾。