Discolorment
n. 變色;污點(diǎn)
??? 情景例句
in such a short amount of time.
在這么短的時(shí)間內(nèi)。
I'm afraid that the item isn't what we're looking for.
我恐怕這種產(chǎn)品不是我們所要找的。
When he denied the train's existence,
他說根本沒有這趟車。