When I rode the subway in Washington D. C., I took the escalator to go up to ground level, like I always do in Beijing.
我从华盛顿的地铁车站上来，乘的是在北京已是司空见惯的传送带式电梯。
When I rode the subway in Washington D. C., I took the escalator to go up to ground level, like I always do in Beijing.
我从华盛顿的地铁车站上来，乘的是在北京已是司空见惯的传送带式电梯。
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