bun in the oven
怀孕
口语·非正式地表示怀孕
英文释义
to be pregnant
例句
She's got a bun in the oven, so we're all excited for the baby shower.
典故来源
源自19世纪英国俚语,将怀孕比作面包在烤箱中慢慢成型,形象生动。