1.muck about 閑蕩

Give the book to Jim, don't muck him about!
把書給吉姆，別把他惹惱了。

Give me a straight answer, don't muck me about!
給我一個干脆的回答，不要“耍弄”我！

Don't muck about with my violin, I've just got it fixed.
別再亂動我的提琴，我剛把它修好。

2.in charge 負責，主管；在……看管下

There was no cohesion and there was no one person in charge.
沒有任何凝聚力，也沒有任何一個人來主管。

Responsibilities: Assist the Mayor in charge of informatization.
分管工作：協助市長負責信息化工作。

3.get it over with 趕快把事情做妥當；做完

Come on, let's get it over with.
來吧，讓我們趕快把事情做完算了。

You might as well get it over with if you can.
如果能做得到，你最好趕快干完它。

What is taking you so long, Come on, let's get it over with!
你是在摸什么摸這么久快點，我們早做早完成！