gateway to somethinga) REACHWAY/ROUTEa place, especially a city, that you can go through in order to reach another much bigger place 通向〔更大地区〕的门户 St. Louis is the gateway to the West. 圣路易斯是通往西部的门户。
b) WAY/METHODa way of achieving something 途径,手段 To me a home in the country is a gateway to happiness. 对我来说,乡间有个家就是通往幸福之路。
→ gateway to something at gateway(1)