yóujiàn lǐ yào gǎn wèn jùtǐ, bùrán dàjiā huì zài chōuxiàng cí lǐ rào hěn jiǔ

邮件里要敢问具体，不然大家会在抽象词里绕很久。

In emails, you need to dare to ask specific questions, otherwise people will go around in circles with abstract terms.