n.門(mén)階

The sound stopped by the doorstep. 聲音到門(mén)階邊停住了。

There's a swimming pool right on his doorstep. 他家門(mén)口就有個(gè)游泳池。

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。

Discover your learning style, and success is on your doorstep. 發(fā)現(xiàn)適合你的學(xué)習(xí)方法，成功將近在眼前。