您要查找的是不是：
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- The value of your assistance is inestimable. 阁下鼎立相助之功不可胜言。
- It has proved of great assistance in such training. 事实证明，在这类训练中，它很有好处。
- He assist me with my income tax return. 他帮助我填写所得税申报单。
- He refused the proffered assistance. 他拒绝接受向他提供的帮助。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- Despite his cries no one came to his assistance. 尽管他大声喊叫，却没有人来帮助他。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- Jack used to assist Mary in her lessons. 杰克过去常常帮助玛丽学习功课。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- You can't rely on his assistance. 你不能指望他能帮助你。
- I can't move this piano without assistance. 没有人帮忙，我可挪不动这架钢琴。
- We are ready to render them assistance. 我们乐意援助他们。
- I was glad to be of some assistance. 我很高兴为您效劳。
- Please call if you require assistance. 如果需要帮忙，请打电话。
- I had had a few beers and was completely non compos mentis. 我喝了些啤酒就头昏脑胀了。
- Could you give us some assistance with this work? 你能就这项工作给我们一些帮助吗？
- He was declared persona non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- We decided to declare them personae non grata. 我们决定宣布他们为不受欢迎的人。
- He asked us to assist him in carrying through his plan. 他请求我们帮他完成他的计划。
