您要查找的是不是：
- There are there theories on the concept of burden of proof: behavioral burden theory, consequential burden theory, and double meanings theory. 我国关于举证责任的概念存在三种学说：行为责任说、结果责任说、双重含义说。
- He wasn't rid of the mental burden. 他摆脱不了精神负担。
- He tried in every way to verify this theory. 他想一切办法来验证这个理论。
- I don't want to burden you with my problem. 我不想让我的问题给你添麻烦。
- I entirely approve of that theory. 我完全赞成那种理论。
- Don't burden yourself with unnecessary problems. 勿为不必要的问题所累。
- Einstein put forward his new theory of relativity. 爱因斯坦提出了相对论的新学说。
- A load or burden that is too full or heavy. 超载过量或过重的载荷或负担
- An oppressive or nightmarish burden. 沉重的或梦魇般的重担
- He was at last shot of the burden. 他终於去掉了这个包袱。
- This concept is at the very core of her theory. 这个概念是她理论的核心。
- The old man bent with a heavy burden on his back. 老人因背著重负而弯腰。
- Einstein's theory of relativity. 爱因斯坦的相对论。
- Practical experience belies this theory. 实际经验证明这个理论是错误的。
- Her theory was quoted without an acknowledgement. 她的理论被人引用而未向她致谢。
- Einstein's theory marked a new epoch in physics. 爱因斯坦理论开创了物理学的新纪元。
- For several years his theory held the field. 几年来他的理论一直保持着权威地位。
- I've become just a beast of burden instead of a wife to him. 我成了为他干活的牲口，而不是他的妻子。
- Could you elaborate on this theory? 请你阐述这一理论，行吗？
- Do you agree to the wave theory of light? 你同意光的波动理论吗？
