滑雪橇

"After it had stopped snowing , we all went sledding."

"雪停之后，我们都去滑雪橇。"

Say someone -- your sledding partner of choice, your significant other, your boss -- doesn't want you to.

某些人不想让你去，某些人指你最棒的滑雪橇的同伴，你的另一半，你的老板。

Celebrate the first snow of winter with a day of sledding.

滑雪橇一天庆祝冬天的第一场雪。

A plane equipped with skis so it can land on a snowfield.

装配有滑雪橇的能在雪地上降落的飞机。

I enjoy winter the most because I can toboggan!

我最喜爱冬季，因为我可以滑雪橇。

In winter he longed for it to be summer again, and in summer he looked forward to the skating, sledging, and warm fires of winter.

在冬天，他希望时间又回到夏天，在夏天他又盼望去滑雪，滑雪橇，想念冬天温暖的炉火。

On Wednesday,Max goes sledging.

周三，Max去滑雪橇。

Listen to this."When the weather turns cold, some people dream about Caribbean vacations, but others look forward to cold-weather sports: ice fishing, snowmobiling, cross-country skiing, snowshoeing."

听这段：&天气变冷的时候，一些人就梦想着能去加勒比海度假，但有的人期待的是冬季运动：冰上钓鱼，架雪车，乡村滑雪，滑雪橇。&

The second day, my body sored like an old lady but fortunately the ski centers were closed due to avalanches. We went rodeln. What a relief!

第二天起床，全身酸痛的像个老人，后来因为雪崩，雪场都关了，大家改去滑雪橇，我松了一口气。

Our favourite amusement during that winter was tobogganing.

那年冬天，我们最喜欢玩的是滑雪橇。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。