while

當…的時候、在…期間

She listened to a podcast while she was cooking dinner.

她一邊煮晚餐一邊聽podcast。

而、然而表對比

He prefers hot tea, while his sister drinks iced coffee.

他偏好熱茶，而他妹妹則喝冰咖啡。

雖然、儘管稍正式

While I understand your frustration, the deadline cannot change.

雖然我理解你的不滿，但期限無法更改。

一會兒、一段時間

Let's sit down and rest for a while before continuing.

我們先坐下來休息一會兒再繼續。

消磨、打發while away

We whiled away the afternoon playing cards on the porch.

我們在陽台打牌，消磨了整個下午。