| 1. | Such laboratories are designed and equipped for physical containment and are posted with biohazard warning symbols .
这样的实验室是为了物理防护措施而设计与装备的，而且贴出生物危险警告标志。 |
| 2. | Warning sign - the road ahead narrows on the left side
警告标志前面道路左边收窄 |
| 3. | Warning sign - a steep uphill section of road ahead
警告标志前面道路为向上的斜坡 |
| 4. | Warning sign - children going to and from school ahead
警告标志前面有学童往返学校 |
| 5. | Warning sign - the road ahead narrows on both sides
警告标志前面道路两边收窄 |
| 6. | 40 . worded warning sign wording may be varied
40 .文字警告标志用字可以不同 |
| 7. | Take note of all warning signs to avoid accidents
留意各类的警告标志，避免发生意外。 |
| 8. | Warning retro reflectors for defective automobiles
故障车警告标志牌 |
| 9. | Safety of toys - graphical symbols for age warning labelling
玩具安全性.年龄警告标志图形符号 |
| 10. | Warning sign - pedestrians on or crossing road ahead
警告标志前面有行人正在道路上或正在横过马路 |
