您要查找的是不是：
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- The news comes from a reliable source. 这消息来自可靠的来源。
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- Her behaviour was a positive outrage. 她的行为残暴到了极点。
- Solar energy is a new kind of source of energy. 太阳能是一种新型能源。
- I'm positive she told us to meet at noon. 我肯定她是告诉我们在中午见面。
- This charge is a positive charge. 这个电荷是正电荷。
- The sun is the ultimate source of energy. 太阳是能量的最基本来源。
- A source of irritation or annoyance. 令人生气的事或者引起烦恼之事
- The groundwork or source of something. 基础，根源某事物的基础工作或根源
- She shows a very positive attitude to her work. 她工作态度非常积极。
- Where is the source of the Rhine? 莱茵河发源于何处？
- Can you be positive about what you hear? 你对听到的话有把握吗？
- He's been a source of discord and worry. 他成为不和和烦恼的根源。
- He has a positive attitude towards life. 他对生活持有积极的态度。
- The number of positive numbers is infinite. 正数的数目是无穷的。
- A source of harassment, annoyance, or pain. 使人痛苦的东西骚扰，烦恼或痛苦的来源
- Is the water polluted at source or further downstream? 河水是在源头还是在流出之後受到污染的？
- Hard work is the ultimate source of success. 努力工作是成功之本。
- Are you positive that you saw him? 你肯定你看到他吗?
