由于要钻入雪中寻找食物，这只公糜鹿脸上戴上了“白色面具”，鹿角上也结起了霜冻。

Breaking through snow to find food, this bull elk has added a white mask to his face and frosting to his antlers.

youdao

一只公螃蟹遇到一只母螃蟹并向她求婚，母螃蟹看到这只公螃蟹不是横着爬而是直着爬。

A male crab met a female crab and asked her to marry him. She noticed that he was walking straight instead of sideways.

youdao

重放攻击（Replay attack）防护：每个发布的U-Prove令牌中还包含专门针对每个令牌的公钥，这只有验证方才知道。

Replay attack prevention: Each issued U-Prove token also contains a token-specific public key that is known only to the Prover.

youdao

The question was how many rabbits do you have at the end of a year? At the end of two years? At the end of more than that number of years, and so. We can do this with the following level definition. We're going to let pairs of 0, the number of pairs at month 0, actually it would not be it would be 1.

在下一个月末的时候让我们假设,这2只小兔子也有了后代,同样是一公一母,问题是一年后你会有多少只小兔子？,两年后呢？更多年后呢？,我们可以用接下来的等级说明来解释，在第0个月有0对兔子。

麻省理工公开课 - 计算机科学及编程导论课程节选