fine-tune
v.
also fine-tune, 1969, a back-formation from fine-tuning (1909 in reference to radio; earlier in various machinery contexts). From fine, adj. + tune, v.. Related: Fine-tuning.
| 词汇 | fine-tune | 
| 词根词缀 | Online Etymology Dictionary fine-tune v. also fine-tune, 1969, a back-formation from fine-tuning (1909 in reference to radio; earlier in various machinery contexts). From fine, adj. + tune, v.. Related: Fine-tuning. | 
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