| 释义 |
☞ precautionprecautionary /prɪkɔːʃənəri; name prɪkɔːʃəneri/ (rather formal) done in order to prevent possible problems or avoid danger预防性的；防备的◆he was kept in hospital overnight as a precautionary measure.为谨慎起见，他留院观察一夜。 ➡ see also precaution → precaution ☞ precaution precautionaryadj◇residents were evacuated from the area as a precautionary measure. 作为预防措施，居民被撤出了该地区。 |