英语词汇“head of steam”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

q. head of steam.

(a) A confined body of steam under pressure, esp. as a source of power; the pressure of such steam. Frequently in full head of steam. Cf. sense 44b.

ΘΚΠ

the world > matter > physics > mechanics > force > [noun] > pressure > fluid pressure > specific

overpressure1819

head of steam1820

pressure head1856

velocity head1884

velocity pressure1904

impact pressure1919

impact head1928

1820 ‘A. Seaborn’ Symzonia iv. 60 I..ordered the engineer to raise a head of steam, and have the engine in readiness for instant motion.

1862 Times 27 Mar. The ‘Merrimac’..made direct for the ‘Cumberland’ under a full head of steam.

1906 Mag. Hist. July 28 They threw open the throttle valve and away they would go, trusting to their great speed and full head of steam to run us out of sight.

1965 E. G. Love Situation in Flushing vi. 80 Fires were to be built under the boilers and a head of steam built up.

2012 T. E. Alexander & D. K. Utley Faded Glory iii. 81 The Clifton began moving directly toward the fort under a full head of steam.

(b) A substantial accumulation of energy, momentum, or enthusiasm, esp. that required to do something effectively; (also) an accumulation or build-up of pressure, tension, or strain.Frequently as part of an extended metaphor, as to get up (also work up, etc.) a head of steam.

ΚΠ

1838 Amer. Monthly Mag. Mar. 248 ‘What's this I hear about John?’ ‘Gone into crockery business; full head of steam on!’

1869 P. T. Barnum Struggles & Triumphs xxxiii. 525 I was now once more before the public with the promise to put on a full head of steam, to ‘rush things’, to give double or treble the amount of attractions ever before offered at the Museum.

1892 Oelwein (Iowa) Reg. 4 Feb. Rheumatism and la grippe are easily extinguishable at the start. Why then allow them to get up a full head of steam?

1910 Hutchinson (Kansas) News 28 Dec. 12/2 There must be some more enthusiasm in this thing... That's the only way to accomplish a thing. Work up a bigger head of steam.

1921 H. M. Poteat Pract. Hymnol. ii. 68 You are supposed to say ‘Tum-te-tum-te-tum’, etc., until you arrive at the chorus, when you are expected to get under a full head of steam immediately.

1962 Times 18 Dec. 11/6 The risk of such a change has to be balanced against the danger that without it a dangerous head of steam might build up.

1990 J. Eberts & T. Ilott My Indecision is Final xiii. 139 A film starts off slowly, then builds a head of steam and does better than you thought.

单词	head of steam
释义	> as lemmas head of steam q. head of steam. (a) A confined body of steam under pressure, esp. as a source of power; the pressure of such steam. Frequently in full head of steam. Cf. sense 44b. ΘΚΠ the world > matter > physics > mechanics > force > [noun] > pressure > fluid pressure > specific overpressure1819 head of steam1820 pressure head1856 velocity head1884 velocity pressure1904 impact pressure1919 impact head1928 1820 ‘A. Seaborn’ Symzonia iv. 60 I..ordered the engineer to raise a head of steam, and have the engine in readiness for instant motion. 1862 Times 27 Mar. The ‘Merrimac’..made direct for the ‘Cumberland’ under a full head of steam. 1906 Mag. Hist. July 28 They threw open the throttle valve and away they would go, trusting to their great speed and full head of steam to run us out of sight. 1965 E. G. Love Situation in Flushing vi. 80 Fires were to be built under the boilers and a head of steam built up. 2012 T. E. Alexander & D. K. Utley Faded Glory iii. 81 The Clifton began moving directly toward the fort under a full head of steam. (b) A substantial accumulation of energy, momentum, or enthusiasm, esp. that required to do something effectively; (also) an accumulation or build-up of pressure, tension, or strain.Frequently as part of an extended metaphor, as to get up (also work up, etc.) a head of steam. ΚΠ 1838 Amer. Monthly Mag. Mar. 248 ‘What's this I hear about John?’ ‘Gone into crockery business; full head of steam on!’ 1869 P. T. Barnum Struggles & Triumphs xxxiii. 525 I was now once more before the public with the promise to put on a full head of steam, to ‘rush things’, to give double or treble the amount of attractions ever before offered at the Museum. 1892 Oelwein (Iowa) Reg. 4 Feb. Rheumatism and la grippe are easily extinguishable at the start. Why then allow them to get up a full head of steam? 1910 Hutchinson (Kansas) News 28 Dec. 12/2 There must be some more enthusiasm in this thing... That's the only way to accomplish a thing. Work up a bigger head of steam. 1921 H. M. Poteat Pract. Hymnol. ii. 68 You are supposed to say ‘Tum-te-tum-te-tum’, etc., until you arrive at the chorus, when you are expected to get under a full head of steam immediately. 1962 Times 18 Dec. 11/6 The risk of such a change has to be balanced against the danger that without it a dangerous head of steam might build up. 1990 J. Eberts & T. Ilott My Indecision is Final xiii. 139 A film starts off slowly, then builds a head of steam and does better than you thought. extracted from headn.¹ < as lemmas
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> as lemmas