Don't leave him standing on the doorstep, ask him in!
不要让他站在门口的阶梯上, 请他进来.
📖 牛津释义
doorstep
n
1 step leading up to (usu) an outside door 门阶
empty milk bottles on the doorstep 放在门阶上的空牛奶瓶. =>illus at App 1 见附录1之插图, page vi.
2 (idm 习语) on one's `doorstep very near 很近
In our holiday villas you'll have both the beach and the mountains on your doorstep. 我们的度假别墅离海滩和山都很近.
Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound interest law, which was greatly enhanced by the invention of printing.