"open up" in Chinese (Simplified)
敞开心扉打开（门、商店等）
Definition
让某物变得开放（如门、商店等），或开始坦率地分享个人感受和想法。
Usage Notes (Chinese (Simplified))
多用于口语表达情感（如“他终于向我敞开心扉”），也用于商店、门等的开启。与“open”相比，“open up”常强调过程或情感。常见搭配：“open up about”、“open up the shop”。
Examples
Can you open up the window, please?
请你能把窗户**打开**吗？
The new bakery will open up next week.
新面包店下周会**开业**。
She doesn't like to open up about her feelings.
她不喜欢**敞开心扉**谈自己的感受。
After a while, he finally started to open up.
过了一会儿，他终于开始**敞开心扉**了。
Sometimes you just need someone to talk to so you can open up.
有时候你只需要一个可以让你**敞开心扉**的人谈谈。
Let's open up the store early today.
今天我们早点把店**开门**吧。