Whiles
conj. 当……的时间；尽管
🗣️ 情景例句
What are you up to?
你呢？你怎样？
When will you be released?
你预定何时出院？
The characters on the paper were white, and the rest of the paper was black.
纸上的汉字呈白色，其余部分成黑色。