whilst

US /waɪlst/
UK /waɪlst/
"whilst" picture
1.

在...的時候, 當...時

at the same time as something else is happening; while

:
She was singing whilst she worked.
她一邊工作一邊唱歌。
He reads a book whilst waiting for the bus.
等公車的時候看書。
2.

而, 然而

in contrast or comparison to the fact that; whereas

:
Some people prefer coffee, whilst others prefer tea.
有些人喜歡咖啡,另一些人喜歡茶。
He is very tall, whilst his brother is quite short.
他很高,他的兄弟卻很矮。