spin around
英 [spɪn əˈraʊnd]
美 [spɪn əˈraʊnd]
【体】转体
英英释义
verb
- revolve quickly and repeatedly around one's own axis
- The dervishes whirl around and around without getting dizzy
双语例句
- But we can` t stay still and let them spin our head around.
但我们也不会什么也不做让他们得意。 - It takes Pluto 248 Earth years to spin around the Sun.
冥王星离太阳最远.冥王星需花248地球年绕太阳运行一周。 - Let the wheel spin around you without your attachment to any part of it.
这轮子绕着自己转而不执着任何一部分。 - But, if you think about it, y tells me how far I am from the x-axis, so how hard it will be to spin around the x-axis.
但仔细想想,y给出的其实是到x轴的距离,这就是绕x轴旋转的困难程度了。 - When we have just a single bond in them molecule, you have all the free rotation you want, you can just spin it around, there's nothing keeping it in place.
当我们在分子力只有一个单键时,你可以随意旋转,你可以让它转起来,没有什么东西能固定住它。 - You cannot just spin it around and point it in a new direction;
你不能随心所欲地主宰它,并指明它前进的方向; - We're gonna spin the bird around, get a better angle.
我们可以派人去那里,从更好的角度观察。 - Let's do an example. Let's try to figure out if we have just a uniform disk how hard it is to spin it around its center.
还是看个例子吧,有一张均匀的唱盘,让它绕中心旋转有多难呢? - Then you would try to measure how hard it is to spin your object around that axis.
然后去测量,绕该轴旋转物体的困难程度。 - OK, so here you have the surface x^ 2+ y^ 2-z^ 2= 4 That's called a hyperboloid because it looks like what you get when you spin a hyperbola around an axis.
你们看到x^2+y^2-z^2=4的曲面4,这称为抛物面,因为当你把抛物线绕一个轴旋转就得到了它。
