词组 | expert |
释义 | expert 1. • ... he is an artist expert in shaping his material into one comprehensive design —Samuel C. Chew, N. Y. Herald Tribune Book Rev., 15 Apr. 1951 It may be used with at: • Lanny had become expert at learning scientific formulas —Upton Sinclair, Presidential Mission, 1947 2. • ... half a dozen specialists—experts on various regions of the world —Ernest O. Hauser, Saturday Evening Post, 29 May 1954 Somewhat less frequently, expert is used with in, and still less frequently, with at: • ... a highly qualified lawyer, an expert in education —Jack Witkowsky, Saturday Rev., 20 Nov. 1971 • ... the town's expert at repairing cane-seated chairs —Elizabeth Van Steenwyk, Ford Times, November 1967 |
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