| 释义 |
pesticide|ˈpɛstɪsaɪd|
[f. pest + -i- + -cide 1.]
A substance for destroying pests, esp. insects.
193970th Ann. Rep. Entomol. Soc. Ontario 16 A special committee..known as the Pesticide Supply Committee is being set up. 1943Farm Jrnl. & Farmer's Wife Sept. 71/1 A new word, ‘pesticide’, has crept into garden literature this year. 1947Times 9 May 10/1 The demand for ‘Gammexane’, a pesticide which we discovered, has grown rapidly. 1955Sci. News Let. 24 Sept. 197/3 A pesticide that kills injurious plant mites, but leaves beneficial honeybees and other insects alive has been developed. 1958Manch. Guardian 13 Sept. 2/5 Chemical weed⁓killers should generally be regarded only as elements in a management programme, not as specific pesticides to to be used when weeds became a nuisance. 1964Daily Tel. 3 Jan. 19/2 Pesticide residues in the fat of birds, animals and human beings were absorbed into the body and gradually built up in the body fat. 1969Times 8 May 12/7 The chief threat to birds of prey is the use of pesticides. 1971Power Farming Mar. 5/1 Shell, like most other companies in this field, recognize that the indiscriminate use of pesticides is highly undesirable. 1978Dædalus Spring 43 The development of a specific sweetener, pesticide, or weapon could be prevented with little generalized effect.
Hence pestiˈcidal a.
1950in Webster Add. 1956Nature 25 Feb. 350/1 The United States Department of Agriculture has a list of thirty thousand pesticidal formulations. 1971Ibid. 3 Sept. 72/1 The properties, functions, utility and contributions of pesticidal chemicals to human welfare. |