色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

Deep learning is a powerful tool for solving complex problems.

創業如果不順利的話，就早點結束，重新開始。

The most important decision an investor can make is the asset allocation decision.

Patience is the cornerstone of success.

To be a writer is to be a witness.

數學的歷史是人類心靈獨創性和創造力的證明。