虽然拜伦的书信有很多已经被结集出版，但有些还没有。
Many of those have been collected and published, but some haven’t.
还没有楼房倒塌，但有些损坏程度需要评估。
There are no building collapses but some damage needs to be assessed.
莉莎：没有，至少还没有。但有些情况已经改变了。我们的机场的确比较小心了。
Lisa: no, not yet at least. But some things have changed. Our airports are certainly a little more careful.
目前，还没有确切的证据表明食物能预防或降低HIV的感染，但有些食物可以增强患者的免疫力，减少并发症。
At present, there is no hard evidence that food can prevent or reduce HIV infection, but some food can enhance the patient's immune system and reduce complications.
目前，还没有确切的证据表明食物能预防或降低HIV的感染，但有些食物可以增强患者的免疫力，减少并发症。
At present, there is no hard evidence that food can prevent or reduce HIV infection, but some food can enhance the patient's immune system and reduce complications.
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