投掷者

The air tries to tip the boomerang over, which changes its angle of flight and sends it back to its owner.

空气会使回力标倾斜，这会改变它飞行的角度，让它飞回投掷者的手中。

For a hurler's fingers attached to its center of gravity, which increased the precision and distance of a javelin's flight.

它缠有一个皮条以便于投掷者能把握住标枪的重心，这样可以提高投掷的准确度和距离。

It had a thong for a hurler's fingers attached to its center of gravity, which increased the precision and distance of a javelin's flight.

它缠有一个皮条以便于投掷者能把握住标枪的重心，这样可以提高投掷的准确度和距离。

Recommended for the elderly with a 2 throw dice throwing the first, and then you throw in order to bowl.

推荐一位长者用两粒骰子掷出第一位投掷者，然后大家依次向碗中投掷。

Would return to the thrower if it did not strike anything.

如果没有击中任何东西，它还会回到投掷者的手中来。

Australian a curved piece of wood; when properly thrown will return to thrower .

种弯曲的木条；用适当的方法投掷时将回到投掷者的手中。

Your strategy and message is targeted and tailored,unlike the numbers game, smilin'n'dialin, throw-the right place at the right time.

当你将这些信息与你所有的及从网上或其它来源得到的信息结合，你的策略和方法就会非常到位而达到目标，不像数字游戏，或是掷硬币，将它对着墙掷起，投掷者希望由此知道合适的时间和正确的地点。

Japanese astronaut Takao Doi proves that a boomerang will always return to the person who threw it — even in outer space.

日本宇航员Takao Doi在视频中演示了，就算在外太空里，回旋标一样会飞回投掷者。

They are the jumpers, the lifters, the throwers/putters, and the gymnasts.

他们分别是跳跃者、举重者、投掷者以及体操运动员。

It's worth noting that professional knife throwers use this method of positioning.

而你要试着靠习惯来精确定位投掷位置，用距离标志定位的方法对于专业投掷者来说毫无意义。

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。