cosec
导读：cosec读音音标英[\\\'kəʊsek]美[\\\'koʊsek]
基本意思释义余割英英释义Noun1. ratio of the hypotenuse to the opposite side of a right-angled triangle
基本意思释义余割英英释义Noun1. ratio of the hypotenuse to the opposite side of a right-angled triangle
cosec读音音标
英[\\\'kəʊsek]
美[\\\'koʊsek]
基本意思释义
余割
英英释义
Noun
1. ratio of the hypotenuse to the opposite side of a right-angled triangle
