"creep in" in Chinese (Simplified)
悄悄进入渐渐渗入
Definition
逐渐并通常是悄悄地进入某个地方、情境或人的想法，常常不会被立刻察觉。
Usage Notes (Chinese (Simplified))
可用于字面（悄悄进入房间）或比喻（负面情绪、不好的现象慢慢出现）。多用于不想要的事物，如“怀疑悄然出现”。表达通常较为口语化。
Examples
A cold wind started to creep in through the window.
冷风开始从窗户**悄悄进入**。
Fear can creep in when you are alone in the dark.
当你独自一人在黑暗中时，恐惧会**悄然渗入**。
Over time, bad habits can creep in without you noticing.
随着时间推移，坏习惯会**不知不觉地渗入**。
Small mistakes can creep in if you are not careful.
如果你不小心，小错误会**悄悄进入**。
As deadlines approach, stress starts to creep in at work.
随着截止日期临近，压力开始**慢慢渗入**工作中。
He tried to stay positive, but doubt would always creep in.
他试图保持积极，但怀疑总会**悄然出现**。