Leadtime
n. 投產(chǎn)準(zhǔn)備階段；超前時(shí)間
??? 情景例句
I honestly didn't mean it.
我的確不是故意的。
If the beard were all, the goat might preach.
如果有了需就什么都行，那么山羊也可以說教了。
That's not allowed. Once you are in here, listen to your teacher.
那是不允許的。一旦進(jìn)來了，你們要聽老師的話。