| 单词 | precaution |
| 释义 | Word Frequency precaution(prɪˈkɔːʃən) noun 1. an action taken to avoid a dangerous or undesirable event 2. caution practised beforehand; circumspection Derived forms precautionary (preˈcautionary) or precautional (preˈcautional) adjective precautious (preˈcautious) adjective Word origin C17: from French, from Late Latin praecautiō, from Latin praecavēre to guard against, from prae before + cavēre to beware |
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