from typing import List, Optional, Tuple, Union
但更痛的是口碑的持续滑坡和竞品带来的竞争，完美日记的产品以代工为主，研发投入占比极低，核心竞争力停留在包装、配色与营销概念，缺乏技术壁垒。当花西子、酵色、橘朵、彩棠等一大批国货彩妆品牌跟进内容种草+平替模式后，完美日记的差异化优势迅速消失。
，详情可参考搜狗输入法2026
Why fork Zed? 2026-03-01。关于这个话题，同城约会提供了深入分析
French president will make his speech this evening; first wave of European travellers arrive home, but hundreds of thousands remain stuck in region