词汇	修补刀
释义	修补刀 fettling knife
随便看	trial-and-error code trial and error correction trial and error decoding trial-and-error decoding trial-and-error drilling Trial and error is the source of knowledge Trial and error is the source of our knowledge trial and error learning trial-and-error learning Trial-and-error learning trial and errormethod trial-and-errormethod trial and error method trial and-error method trial-and-error method Trial-and-error method of blending aggregates trial-and-error method procedure trial-and-error methods trial-and-error observation trial and error phase trial and error principle trial-and-error principle trial and error procedure trial-and-error procedure trial and error process