“sound knot”的概念、定义、翻译、参考文献-科学参考

单词	sound knot
释义	sound knot [`sau̇nd ´nät] ^MATERIALS A knot in a piece of lumber that is firmly fixed, undecayed, and as strong as the surrounding wood. Also known as tight knot.
随便看	knee tool knee wall Kneriidae knick knick band knickpoint knick zone knife knife coating knife-edge knife-edge bearing knife-edge cam follower knife-edge refraction knife file knife harrow knife-line attach knife switch Knight shift knik wind knitting knob knob-and-tube wiring knocker knock intensity knockmeter

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