n.黄昏；微光；含糊不清；衰落时期
Twilight merged into total darkness. 暮色四合，渐而一片漆黑。
Reading in the twilight is bad for the eyes. 在微光中看书有损目力
Wrestling is in a twilight zone between sport and entertainment. 摔跤是介於运动和娱乐两者之间的活动。
The old man is in the twilight of his career. 这老人已经进入了他生涯的晚期。
