| 单词 | trial and error |
| 释义 | trial and error (once / 22951 pages) n WORD FAMILY trial and error USAGE EXAMPLESThe engraver didn’t tutor her directly but after some trial and error, she cut her preliminary lines and circles at his bench. Wall Street Journal(Jan 02, 2017) “That’s instead of a bunch of guys sitting here with soldering irons and capacitors and resistors using that old trial and error approach.” Los Angeles Times(Dec 23, 2016) “A lot of it is trial and error,” she says. Los Angeles Times(Dec 22, 2016) n experimenting until a solution is found Hyper experiment, experimentation the act of conducting a controlled test or investigation |
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