| 释义 |
reconnaissance|rɪˈkɒnəsəns|
[Fr., f. reconnaiss-, stem of reconnaître to reconnoitre. See also reconnoissance.]
1. Mil.
a. An examination or survey of a tract of country, made with a view to ascertain the position or strength of an enemy, or to discover the nature of the ground or resources of the district before making an advance. Also Naval, a survey of a coast, etc. made for similar purposes.
reconnaissance in force, an advance made with a considerable body of troops to discover the position of the enemy.
1810Wellington in Gurw. Desp. VI. 93 When I went to Setuval, it was a dark and foggy day, and the reconnaissance which I was able to make of the place was very imperfect. 1860Gen. P. Thompson Audi Alt. III. cxxxviii. 112 The force..is to be sent to make a reconnaissance on the road to Paris. 1875Clery Minor Tactics iii. (1877) 44 With what are usually termed reconnaissances in force we are not here concerned. 1944Return to Attack (Army Board, N.Z.) ii. 7 When he [sc. Rommel] attacked, Maryland bombers of the RAF caught his tanks... He withdrew, calling his attack a ‘reconnaissance in force’, a phrase which he was to use again.
attrib.1898Daily News 25 June 5/4 A small reconnaissance party of about forty men. 1899U. Serv. Mag. XIX. 668 The Zeiss range-finder is a good reconnaissance-glass. 1950‘D. Divine’ King of Fassarai vii. 46 One of the big four-engined aeroplanes that came past them occasionally on reconnaissance flights. 1966Daily Tel. 19 Apr. 32/5 A multi-million-pound order for a British EMI ‘reconnaissance pod’. 1976H. Tracy Death in Reserve xxi. 167 They should have a light aircraft going to take reconnaissance photographs.
b. A body of troops sent to reconnoitre.
1811Wellington in Gurw. Desp. VIII. 304 The enemy sent a reconnaissance of cavalry..consisting of about fourteen squadrons..of the Imperial Guard.
2. transf.
a. A survey of a district made for practical or scientific purposes.
1838Civil Eng. & Arch. Jrnl. I. 94/2 A reconnaissance, or examination of the country between the two points to be connected by the line [of road, canal, etc.]. 1877Raymond Statist. Mines & Mining 109 Some rapid reconnaissances were made by Professor Whitney and his assistants..of the most prominent points of Plumas County.
b. A survey, inspection, etc., made in order to gain information of any kind.
1824Dibdin Libr. Comp. 504 After completing his reconnaissances, Mr. Harding dispatched artists in all directions. 1885R. Buchanan Annan Water xiv, In your absence I took the liberty of making a reconnaissance.
3. Without article: Reconnoitring, surveying.
1887Encycl. Brit. XXII. 712 If hills are numerous..a large area may be covered..by reconnaissance. |