| 1. | The sky was a tumult of discoloured clouds .
天空中乱纷纷地浮动着污浊的云。 |
| 2. | I had not had my skin discoloured .
我的皮肤并没有染上颜色。 |
| 3. | They were terrorized and discoloured by the thought of an approaching death .
他们早已被死到临头的想法吓昏了。 |
| 4. | It was a discoloured face - it was a savage face
没有血色，一付凶相。 |
| 5. | Do not consume food that has been discoloured or tastes abnormal
不应进食已经变色或变味的食物 |
| 6. | Do not consume food that has been discoloured or tastes abnormal ; and
不应进食已经变色或变味的食物及 |
| 7. | Smoking discolours the teeth
吸烟会使牙齿变色 |
| 8. | Discard any foods that look mouldy , damped , shriveled and discoloured
食物如看似霉坏潮湿皱皮或变色，便应弃掉。 |
| 9. | Discard any foods that look mouldy , damped , shriveled and discoloured
食物如看似霉坏、潮湿、皱皮或变色，便应弃掉。 |
| 10. | Spectrophotometric determination of trace cr in water with oxidation discolouring of xylidene blue by cr
二甲苯胺蓝褪色光度法测定水中痕量铬 |
