| 释义 |
black board, ˈblackboard
a. A large wooden board, a tablet of papier-maché, etc., painted black, and used in schools and lecture-rooms to draw or write upon with chalk. Now also used of a similar board in any colour.
1823Pillans Contrib. Cause Educ. (1856) 378 A large black board served my purpose. On it I wrote in chalk. 1835Musical Libr. Supp., Aug. 77 The assistant wrote down the words..on a blackboard. 1846Rep. Inspect. Schools I. 147 The uses of the black board are not yet fully developed.
b. attrib. and Comb. blackboard jungle, an undisciplined or unpleasant school.
1870J. K. Medbery Men & Myst. Wall St. 21 The ‘marker’ or black-board clerk writes off the prices upon the tablet. 1880Plain Hints Needlework 33 These three strips can be sewed..together, and thus form a dish-cloth or black-board rubber. 1890W. J. Gordon Foundry 89 To see the service complete we should have been in the great hall, and heard the blackboard lesson. 1895Daily News 26 Apr. 3/2 ‘Black⁓board Drawing’..seemed to him to be useful..for..the student, the teacher, and the child. 1905H. H. Stephens (title) Black-board and free-arm drawing. 1954E. Hunter (title) Blackboard jungle. 1958Economist 29 Nov. 784/1 This is a variation, andante moderato, on the theme of the blackboard jungle. Mr Townsend describes the teacher's end of the stick—now used more and more sparingly—in the new system of secondary modern education. |