teething troubles
初始障礙、問題或困難
商業或技術·描述初期困難
英文釋義
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.
典故來源
比喻嬰兒長牙時的煩躁不適，引申為項目或系統初期的磨合問題。