| 单词 | log |
| 释义 | log 1. n. & v. --n 1. an unhewn piece of a felled tree, or a similar rough mass of wood, esp. cut for firewood. 2. a a float attached to a line wound on a reel for gauging the speed of a ship. b any other apparatus for the same purpose. 3. a record of events occurring during and affecting the voyage of a ship or aircraft (including the rate of a ship's progress shown by a log: see sense 2). 4. any systematic record of things done, experienced, etc. 5. = LOGBOOK. --vtr. (logged, logging) 1. a enter (the distance made or other details) in a ship's logbook. b enter details about (a person or event) in a logbook. c (of a ship) achieve (a certain distance). 2. a enter (information) in a regular record. b attain (a cumulative total of time etc. recorded in this way) (logged 50 hours on the computer). 3. cut into logs. Phrases and idioms like a log 1. in a helpless or stunned state (fell like a log under the left hook). 2. without stirring (slept like a log). log cabin a hut built of logs. log in = log on. log-jam 1. a crowded mass of logs in a river. 2. a deadlock. log-line a line to which a ship's log (see sense 2 a. of n.) is attached. log on (or off) go through the procedures to begin (or conclude) use of a computer system. Etymology: ME: orig. unkn. 2. n. a logarithm (esp. prefixed to a number or algebraic symbol whose logarithm is to be indicated). Etymology: abbr. |
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