"in one bite" in Chinese (Traditional)
一口一口氣（比喻）
Definition
一次把食物吃完，不分幾口。有時比喻一次性做完某事。
Usage Notes (Chinese (Traditional))
多用於食物，強調驚訝或一口吃完的本事，也可以作比喻。屬於口語，不正式。例如“他一口吃掉了蘋果”。
Examples
He ate the apple in one bite.
他把蘋果**一口**吃掉了。
The cookie was so small she finished it in one bite.
餅乾太小了，她**一口**就吃完了。
Try not to eat your sandwich in one bite.
盡量不要**一口**吃完你的三明治。
I can't believe you just ate that burger in one bite!
我不敢相信你剛才把那個漢堡**一口**吃掉了！
Some people try to solve all their problems in one bite, but it's better to take small steps.
有些人想**一口氣**解決所有問題，其實慢慢來更好。
That piece of cake is huge—I doubt anyone could eat it in one bite.
那塊蛋糕太大了——我懷疑有人能**一口**吃掉。