Leadtime
n. 投产准备阶段；超前时间
🗣️ 情景例句
One picture is worth a thousand words.
百闻不如一见。
You're a very beautiful woman. You should try this one. I'm sure you'll be more beautiful than ever.
你是位美人儿。且试一试这个，肯定会让你变得更美丽的。
After speaking for about half an hour he came to a sad part of the family history.
大约谈了半个小时之后，他谈到了家族史中的一件伤心事。