锐角;
The tree was leaning at a low angle from the ground.
那棵树倾斜得非常厉害。
A stealth aircraft, on the other hand, is made up of completely flat surfaces and very sharp edges. When a radar signal hits a stealth plane, the signal reflects away at an angle.
然而,隐形战机表面十分平整,边缘也很锋利,这样一来当雷达信号接触机身时,将会成一定角度反射散去。
This is a right angle; that is a sharp angle.
这是一个直角, 那是一个锐角.
Venus now forms a sharp angle to Saturn. You seek relief and reassurance.
目前金星与土星形成锐角, 你渴望松口气与安全感.
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