| 单词 | sign |
| 释义 | Word Frequency sign(saɪn) noun 1. something that indicates or acts as a token of a fact, condition, etc, that is not immediately or outwardly observable 2. an action or gesture intended to convey information, a command, etc 3. a. a board, placard, etc, displayed in public and inscribed with words or designs intended to inform, warn, etc b. (as modifier) a sign painter 4. an arbitrary or conventional mark or device that stands for a word, phrase, etc 5. mathematics, logic a. any symbol indicating an operation a plus sign an implication sign b. the positivity or negativity of a number, quantity, or expression subtraction from zero changes the sign of an expression 6. an indication or vestige the house showed no signs of being occupied 7. a portentous or significant event 8. an indication, such as a scent or spoor, of the presence of an animal 9. medicine any objective evidence of the presence of a disease or disorder Compare symptom (sense 1)10. astrology Compare sign of the zodiac verb 11. to write (one's name) as a signature to (a document, etc) in attestation, confirmation, ratification, etc 12. (intransitive; often foll by to) to make a sign; signal 13. to engage or be engaged by written agreement, as a player for a team, etc 14. (transitive) to outline in gestures a sign over, esp the sign of the cross 15. (transitive) to indicate by or as if by a sign; betoken 16. (intransitive) to use sign language Derived forms signable (ˈsignable) adjective Word origin C13: from Old French signe, from Latin signum a sign |
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