annual ring
常见例句
- The image of time turns green. The songs of tender leaves and new leaves circumrotate along the annual ring: happy New Year.
岁月的意象渐渐绿了,嫩叶和新叶的歌,沿着年轮急速地旋转,新年快乐! - The results showed that wood density was negatively significant correlated to annual ring width of the same age range at the early stage of tree growth.
结果表明火炬松林分早期生长阶段年轮宽度与木材基本密度间存在着显著的负相关。 - Its root tuber has multilayer concentric circularity similar to "annual ring lines" at the initial stages of development, and grows and enriches at the same year.
块根在发育的初期具有类似“年轮纹路”的多层同心圆结构,当年产生,当年充实。 - Since becoming chief executive in 1990, he's helped the company ring up 12% average annual net earnings growth.
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