| 单词 | coil |
| 释义 | coil 1. n. & v. --n 1. anything arranged in a joined sequence of concentric circles. 2. a length of rope, a spring, etc., arranged in this way. 3. a single turn of something coiled, e.g. a snake. 4. a lock of hair twisted and coiled. 5. an intra-uterine contraceptive device in the form of a coil. 6. Electr. a device consisting of a coiled wire for converting low voltage to high voltage, esp. for transmission to the sparking plugs of an internal-combustion engine. 7. a piece of wire, piping, etc., wound in circles or spirals. 8. a roll of postage stamps. --v 1. tr. arrange in a series of concentric loops or rings. 2. tr. & intr. twist or be twisted into a circular or spiral shape. 3. intr. move sinuously. Etymology: OF coillir f. L colligere COLLECT(1) 2. n. Phrases and idioms this mortal coil the difficulties of earthly life (with ref. to Shakesp. Hamlet III. i. 67). Etymology: 16th c.: orig. unkn. |
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