My grades are slipping this semester; I really need to step it up next semester.

我的成绩这学期下滑了；我下学期真的需要努力。

I need an app to help me stay accountable and keep me from slipping up on my diet plan.

我需要一个软件来帮助我保持信念感，防止我在我的饮食计划上出错。

Tech company stocks slipping again, Apple stock reaches historic high

科技公司股价再次下滑，苹果股价创历史新高

She has. She's also been really secretive and her grades have been slipping a lot too.

是的，而且还搞得神神秘秘的，成绩也下滑了很多。

He felt himself slipping and clutched at a branch.

他感到自己滑了一下，便一把抓住一根树枝。

The ridges on the soles of my boots stopped me from slipping.

我靴子底上有隆起的纹路，使我没有滑倒。

The school's liberal, individualistic traditions were in danger of slipping into anarchy.

这所学校的自由主义和个人主义的传统有滑入无政府状态的危险。

She knew that time was slipping away.

她知道时间在飞逝。

She told him her tights were slipping.

她告诉他说她的连裤袜正往下滑。