切点的英文怎么说
切点的英文：point of tangency
tangent point
参考例句：
[*]Cut yourself some pineapple.
你自己切点菠萝吃吧.point是什么意思：
n. 点；标点；要点；尖端；得分
v. 削尖；指向；加标点于；表明
[*]That is not the point in question.
那不是要考虑的要点。 [*]orientation point
方位点 [*]A score made on a try for a point or points after a touchdown.
触地得分在触地后再次发球所得的一分或几分tangency是什么意思：
n. 接触
tangent是什么意思：
n. 正切；直线区间；突兀的转向；突然转移话题
[*]The direction is tangent to the trajectory.
方向就是轨道的切线方向。[*]The tangent is a relatively important concept in trigonometry.
[*]The graph of a concave function is always below its tangent.
一个凹函数的图象总在它的切线的下方。
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