To reproduce the landscape in 3-D, a twin-engine plane flew over the city and fired laser beams through the dense tree canopy. The beams bounced off the ground, buildings, and other structures below.

为了在3 - D模型中重现，一架双引擎飞机飞越城市和浓密的树冠，发射并采集从地面，建筑物和其他结构反射回来的激光束。

youdao

This D-S decision tree is a new classification method adapted to the uncertain data.

实验结果表明D- S决策树分类算法能有效的对不确定数据进行分类。

youdao

By using binary tree instead of2-D table, the new method can avoid of traversing in whole table to find a matched code, and can speedup lookup pro cess2 ~ 3times.

通过将二维码表转换成二叉树形式，避免了对整个码表的遍历查找过程，使查找速度提高了2 ~ 3倍。

youdao

It was wonderfulhaving her home. Every day we'd take a walk, and I'd jabber onlike a monkey in a tree, and she'd listen aboutPing-Ponging and shrimping and Mama makinga trip up to heaven.

VOA: standard.other

and then, "I'd like to go by climbing a tree."

我真想去爬白桦树，“

耶鲁公开课 - 现代诗歌课程节选

I'd like to go by climbing a birch tree, And climb black branches up a snow-white trunk toward heaven, till the tree could bear no more, But dipped its top and set me down again.

我真想去爬白桦树，沿着雪白的树干，爬上乌黑的树枝，爬向那天心，直到树身再支撑不住，树梢碰着地，把我放下来。

耶鲁公开课 - 现代诗歌课程节选

That's not a family tree we'd like to be tasked with creating.

ENGADGET: Alt-week 9.8.12: Moon farming, self powered health monitors and bringing a 50,000 year-old girl to life

And we hit the notorious bars in the sky: Vertigo, atop the Banyan Tree (banyantree.com), which has D gibbering with health-and-safety-induced anxiety and requires us to neck two vast martinis each to facilitate the walk down the vertiginous steps clinging to the side of the building.

BBC: Postcard from Bangkok

D-shaped holes in the bark or new tree shoots emerging at the root zone of your ash trees may be a sign of infestation by the Emerald Ash Borer, an insect native to the Far East that targets ash trees, says Dave Dailey of Birchcrest Tree and Landscape, in Rochester, N.

WSJ: Getting to the Roots of Your Trees' Stress