The baffling Drake equation reads: N = R* x Fp x Ne x Fi x Fc x L, and helped pioneering scientist Professor Drake to predict that there could be 10, 000 civilisations in our galaxy.
这一令人费解的“德雷克等式”为N = R* x Fp x Ne x Fi x Fc x L，先驱科学家德雷克教授曾利用该公式作出预测：银河系中可能存在1万种文明。