单词	plane trigonometry
释义	plane trigonometry noun : a branch of trigonometry that deals with plane triangles Word History Etymology plane entry 5
随便看	pinweed pinweeds pinwheel pinwheeled pinwheeling pinwheels pinworks pinworm pinworms pinx pinxit Pinxter pinxter pinxter flower pinxters piny pinyin Pinyoca pinyon pinyon jay pinyons Pinzgau pinzgauer Pinzón PIO

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