teething troubles
初始障碍、问题或困难
商业或技术·描述初期困难
英文释义
initial difficulties or problems experienced in the early stages of a project, process, or endeavor
例句
Our new app had some teething troubles, but now it's running smoothly.
典故来源
比喻婴儿长牙时的烦躁不适，引申为项目或系统初期的磨合问题。