单词	tree ring
释义	tree ring 树木的年轮
随便看	velocity stability derivatives velocity stage velocity stage impulse turbine velocity-stage impulse turbine velocity stages velocity staging velocity storage velocity strain velocity stratification velocity surface velocity survey velocity tapering velocity temperature curve velocity test velocity through screen velocity-time velocity-time curve velocity-time graph velocity to height ratio velocity to prevent erosion velocity to prevent plant growth velocity towards destination velocity toward the destination velocity tracking velocity transducer 霓4 霔霕霖霖4 霗霘霙霚霛谮谯谯谰谰言谰调谱谱仪谱兄谱兄弟