| 词组 | precaution |
| 释义 | 下面几种说法都可以: They took every precaution to en- sure her safety. They took precautions to ensure her safety. They took it as a precaution a- gainst fire. They took it as precautions a- gainst fire. They took it as fire precautions. They took the precaution of guar- ding against fire. |
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