名詞 doorstep:

1. the sill of a door; a horizontal piece of wood or stone that forms the bottom of a doorway and offers support when passing through a doorway
   同義詞：doorsill, threshold

1. News reporters camped upon his doorstep day and night.
   一些新聞?dòng)浾呷找乖谒T(mén)口糾纏不走。
2. A frightening brew of poisonous waste is said to be accumulating in Britain's biggest chemical dump ... The local authority ... is rightly worried about the ... tip on its doorstep.
   據(jù)說(shuō)驚人的大量有毒物質(zhì)正堆在英國(guó)最大的化學(xué)物品廢品站里 ... 當(dāng)?shù)卣?... 對(duì) ... 堆在它門(mén)口的垃圾理所當(dāng)然地感到憂(yōu)慮。
3. Put your empties on the doorstep for the milkman.
   把空奶瓶放到門(mén)階上，等送奶人來(lái)取。

door.step

n.（名詞）
A step leading to a door.
門(mén)階：進(jìn)入一個(gè)門(mén)的臺(tái)階