One of these expressions is " monkeyshines, " meaning " tricks or foolish acts."

其中一个表达是monkeyshines，意思是“恶作剧或愚蠢的行为。

It’s a mean trick to play on someone.

【mean，meanly，meanness】跟人玩这样的恶作剧够损的。

Phishing, spelt with a ph, means tricking someone by email or online to get their personal data by pretending to be from your bank.

拼写里有" ph" 的" 网络钓鱼" 是指通过伪装成来自银行的电子邮件或网络信息来骗取某人的个人信息。

I reckon Injun Joe's left friends behind him, and I don't want 'em souring on me and doing me mean tricks.

我估计 Injun Joe 留下了朋友，我不想让他们对我变坏，对我耍心机。