circumstantial
adj
1 (of a description) giving full details (指描述)详细的.
2 (of evidence) consisting of details that strongly suggest sth but do not prove it (指证据)有充分细节却无法证实的
You can't convict a man of a crime on circumstantial evidence alone. 不能只靠旁证就判定一个人有罪.
Even before India won independence from its British rulers, it was clear that Gandhi was the key figure and leader in the struggle of 380 million Indians to govern themselves.