Leadtime
n. 投产准备阶段；超前时间
🗣️ 情景例句
Poor Harry.
可怜的Harry。
My favorite game when I was a child was making snow angels in the freshly fallen snow.
我在孩提时代最喜欢玩的游戏，是在刚下的雪上堆雪天使。
We should save unnecessary expenses.
我们应节省不必要的开支。