dark/dɑːk/
adj.1. 黑暗的It was getting dark, so we hurried home.天黑下来了，我们急忙往家赶。
It was a dark, moonless night.那是一个漆黑无月的夜。
2. 暗色的；发黑的She is dark in complexion.她的肤色微黑。
3. 邪恶的He made dark confessions.他承认罪恶。
4. 不愉快的；悲观的Don't look at the dark side of things.不要以悲观的态度观察事物。
5. 隐秘的；隐瞒的He tried to keep the matter dark from us.他设法隐瞒这事不让我们知道。