| 1. | Why is it hard to breathe in the same room 为什麽在同一间房间里会呼吸困难? |
| 2. | God , it must ' ve been so hard to breathe 上帝,那呼吸起来一定很困难 |
| 3. | The air was filled with pollution , and it was hard to breathe 空气中充满了污染,连呼吸都困难 |
| 4. | Sometimes it ' s hard to breathe 有时候高兴得连呼吸都困难 |
| 5. | It ' s getting hard to breathe 呼吸越来越困难了 |
| 6. | There is 40 % less 26 ) oxygen in some areas , making it hard to breathe 有些地区的氧气低于正常40 % ,呼吸会有困难。 |
| 7. | Hard to breathe and all the young quicks clean consumed without sprinkle this long while back as no man remembered to be without 无人记得旱越为虐始自何时,嫩芽尽皆枯萎,呼吸亦复艰难。 |
| 8. | " everybody just charged and got in a big pile , " she says , grimacing , " and ifs hard to breathe in that pile . “人人都向前冲,挤成一大堆, ”她愁眉苦睑地说, “在那一大堆人里连气都喘不过来。 ” |
| 9. | In an asthma attack the bronchioles ( tiny airways in the lungs ) constrict , triggering the release of histamine and other chemicals that , in turn , cause inflammation , swelling and the production of extra mucus , making it hard to breathe 在哮喘发作的时,支气管(肺部的小气道)收缩,触发释放组胺和其他化学物质,从而引起炎症、肿胀和产生特别的粘液,导致呼吸困难。 |