have a bun in the oven
懷孕
口語·委婉說懷孕
英文釋義
to be pregnant
例句
She's been feeling tired lately; I think she has a bun in the oven.
典故來源
源自20世紀中期美國俚語,將懷孕比作烤箱里烤著面包,形象幽默。