(who rarely know what an “Euler totient” is).
Denis Charlet | AFP | Getty
。新收录的资料对此有专业解读
‘The first thing is: Where are we? And how much fuel have we got and where do we need to go?’, Australian veteran pilot says，推荐阅读新收录的资料获取更多信息
Example: capitalize word at current position using tr，更多细节参见新收录的资料