您要查找的是不是：
- An idea popped into his mind like a flash. 他头脑里突然闪过一个念头。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- My letter will convey some idea of my mode of life. 我的信将使你了解到一些我的生活方式。
- On maps, a cross is the symbol for a church. 在地图上，十字符号代表教堂。
- He has no idea of how to run a business. 他不知如何经商。
- It's my idea to hold the party outside the house. 在户外聚会是我的主意。
- That stubborn man always cleave to his idea. 那固执的人不愿改变想法。
- He batted the idea around in his head. 他脑子里反复思考这个想法。
- We use x as the symbol for an unknown quantity. 我们用x表示一个未知数。
- The Cross is the symbol of Christianity. 十字架是基督教的象征。
- The lion is the symbol of courage. 狮子是勇武的象徵。
- I don't think that's a bad idea at all. 我看这完全不是个坏主意。
- The dove is the symbol of peace. 鸽子是和平的象征。
- Could you give me a rough idea when you'll be back? 你能告诉我你大概什么时候回来吗？
- A new idea popped into my mind like a flash. 我脑子里突然闪现出一个新的想法。
- You have no idea how worried I was. 你想像不出来我有多么担心。
- He find it difficult to give shape to his idea. 他觉得很难把他的想法，明确表达出来。
- I have not the least idea about how to play bridge. 我一点儿不知道怎样打桥牌。
- I was afraid they might not like the idea. 我担心他们会不赞成这个意见。
- I'm all at sea; I've no idea how to repair cars. 我手足无措，不知道怎样修理汽车。
