milestones的翻译，读音
英/ˈmaɪlˌstəʊnz/
释义：
n. 重要事件( milestone的复数形式 ); 重要阶段; 转折点; 里程碑
n. stone post at side of a road to show distances
n. a significant event in your life (or in a project)
n. stone post at side of a road to show distances
n. a significant event in your life (or in a project)