| 释义 |
Teflon|ˈtɛflɒn|
Also teflon.
[f. tetra- + fluor- + -on, arbitrary ending.]
a. A proprietary name for polytetrafluoroethylene.
1945Official Gaz. (U.S. Patent Office) 23 Oct. 531/1 E. I. du Pont de Nemours and Company... Teflon for synthetic resinous fluorine-containing polymers. 1951Jrnl. Amer. Chem. Soc. LXXIII. 5195 (heading) Tracer studies of oxidation-reduction polymerization and molecular weight of ‘Teflon’ tetrafluoroethylene resin. 1954Trade Marks Jrnl. 5 May 438/2 Teflon... Mouldable plastics in the form of powder, sheets, rods, tubes, tapes, filaments (non-textile) and shaped pieces. 1965New Scientist 11 Mar. 618/2 One end of the blood-carrying teflon tube is joined to a side opening made in the wall of the pulmonary artery. 1970Nature 25 July 382/2 Exudates were..homogenized using a ‘Teflon’ grinder to rupture any cells present. 1979A. L. Lydersen Fluid Flow & Heat Transfer vi. 150 The mesh is available in materials, such as, acid resistant steel, nickel, copper, aluminium, tantalum, hastelloy and Teflon.
b. Comb.
1965Family Circle Oct. 92 Won't scratch, scar or mar Teflon coated cookware. 1972M. Crichton Terminal Man ii. i. 64 The team was now using Briggs stainless-steel Teflon-coated electrode arrays. 1979A. L. Lydersen Fluid Flow & Heat Transfer iv. 80 They..have Teflon-covered piston rings.
c. transf. and joc. Used attrib. or in comb., of politicians whose reputation remains undamaged by scandal or misjudgement, or who manage to deflect criticism on to others, so that nothing ‘sticks’ to them. orig. U.S.
Teflon (coated) President: introduced spec. as an epithet applied to U.S. President Reagan. Also Teflon Presidency.
1983P. Schroeder in Congress Rec. 2 Aug. h6216/1 After carefully watching Ronald Reagan he is attempting a great break-through in political technology—he has been perfecting the Teflon coated Presidency. He sees to it that nothing sticks to him. 1983N.Y. Times 9 Aug. a18/4 (heading) The Teflon Presidency. 1985New Yorker 28 Jan. 74/2 The Mayor is celebrated for..distancing himself as far as possible from whatever may have gone wrong{ddd}The executive director of the largest local public-employees' union has called him ‘the Teflon mayor’. 1985Times 19 Sept. 12/1 His skill in ducking out of tricky situations..has led to his being dubbed the Teflon Prime Minister, because nothing sticks. 1987Los Angeles Times 15 Feb. v. 4/5 We have never had either a ‘Teflon President’ or a ‘Great Communicator’. |