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单词 profiler
释义

profilern.

Brit. /ˈprəʊfʌɪlə/, U.S. /ˈproʊˌfaɪlər/
Origin: Formed within English, by derivation. Etymons: profile v., -er suffix1; profile n., -er suffix1.
Etymology: Partly < profile v. + -er suffix1, and partly < profile n. + -er suffix1.With sense 1 compare French profileur (1875).
1. Engineering. A profile machine.
ΘΚΠ
society > occupation and work > equipment > machine tool > other specific machine tools > [noun] > profile grinder
profiler1890
profile grinder1950
1890 Manufacturer & Builder July 164/3 A two-spindle profiler, a new universal milling machine, and others.
1927 Daily Tel. 11 May 18/3 (advt.) Gear cutters, Profilers, Radials, &c.
1957 W. H. Armstrong Machine Tools for Metal Cutting vii. 156 The distinguishing feature of a profiler is a profiling unit that is mounted on a spindlehead which may be fed transversely.
1963 F. D. Jones & P. B. Schubert Engin. Encycl. (ed. 3) 1007 Most of the profilers used at the present time are hand-operated, so far as the feeding movements are concerned.
1994 Independent on Sunday 20 Mar. (Business section) 18/1 Capt. Barrow invested £500,000 in..machinery including a profiler (a programmable cutting machine).
2. A person who gives a profile to something; a person who creates profiles (in various senses).
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1932 Times 20 Oct. 16/1 In addition to his other qualities, Wren was what might be termed a good profiler. His buildings..invariably make an appeal by the care given to the profile.
1961 Washington Post 24 Aug. a27/5 The well-known magazine profiler had recently completed assignments as unit publicity man for their latest films.
1980 FBI Law Enforcement Bull. Apr. 22/2 The profiler is searching for clues which indicate the probable personality configuration of the responsible individual.
2001 Independent 3 Mar. (Mag.) 21/2 We knew we had a real whodunnit, and decided to get the profiler in.
3. Science. An instrument for measuring profiles (in various senses), esp. of underground features, the atmosphere, or a body of water.
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1959 World Oil Apr. 107/2 A versatile new marine exploration device..has been applied recently to problems in connection with petroleum exploration... Known as the..continuous seismic profiler, the technique essentially is a continuous sound reflection device.
1978 Nature 7 Dec. 601/2 Temperature profiles were taken from the RV Oceanographer with the microstructure profiler (MSP), a winged instrument which falls freely through the water measuring temperature, pressure, and conductivity.
1995 Amer. Antiquity 60 663 Ruppé's experiments with mechanical corers, side-scan sonar, and sub-bottom profilers eventually led to the discovery of 30 drowned sites in the vicinity of Venice Beach.
2003 Star-Herald (Scottsbluff, Nebraska) 17 June 6A/3 The wind profiler system, an array of instruments that helps track tornadoes.., has been marked to be cut from the 2004 federal budget.
4. Computing. A piece of software that provides information on how much or how often each part of a program is used. Cf. profile n.
ΘΚΠ
society > computing and information technology > software > [noun] > system or utility programmes > other
rollback1954
loader1959
package1964
scheduler1966
post-processor1967
shell1974
disc emulator1977
profiler1977
spooler1979
updater1980
sniffer1986
vaccine1986
antivirus1988
1977 Software: Pract. & Experience 7 759 Rewriting an old version of a program step by step, using as a guide information about its dynamic behaviour obtained by the profiler, we finally get an efficient program whose CPU time is reduced to about 1/20 of the first version's.
1989 Dr. Dobb's Jrnl. Sept. 63/1 (advt.) The Professional Modula-2 package includes an editor, intelligent linker, symbolic debugger, execution profiler, and an automatic make facility.
2001 Ann. Operations Res. 104 33 Modern general-purpose programming languages (e.g., C++, Java) are supported by a suite of tools (debuggers, profilers, etc.).
This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).
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n.1890
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