1.hunker down 蹲下，保持低调

People are forced to hunker down at home amid the coronavirus outbreak.
新冠病毒爆发期间，人们被迫宅在家里

2.for instance 例如，譬如

There are a number of improvements; for instance, both mouse buttons can now be used
在许多地方有了改进，例如，鼠标的左右键都可以使用了V6JCz;ZBrMsu。