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- Respiration is difficult at great heights. 在很高的高原上呼吸很困难。
- 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。
- Respiration becomes difficult at great heights. 在很高的地方呼吸就变得困难了。
- He refused the proffered assistance. 他拒绝接受向他提供的帮助。
- Despite his cries no one came to his assistance. 尽管他大声喊叫，却没有人来帮助他。
- Jack used to assist Mary in her lessons. 杰克过去常常帮助玛丽学习功课。
- The air inhaled and exhaled in respiration. 呼吸的空气在呼吸中吸入和呼出的空气
- 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。
- 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 using his accessory muscles of respiration. 他在用呼吸辅助肌进行呼吸。
- A gill or similar organ of respiration. 鳃鳃或类似的呼吸器官
- He asked us to assist him in carrying through his plan. 他请求我们帮他完成他的计划。
- Can I be of any assistance, sir? 我能帮点儿忙吗，先生?
- Function of airways; Artificial respiration. 呼吸道的功能；人工呼吸。
