英语词汇sec. 3怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sec. 3
释义	Examples: secant (of angle), written sec θ— 正割 US Securities and Exchange Commission (SEC)— 证交会 • 安全与交换委员会 • 美国证券交易委员会
随便看	thread activity thread adapter thread adhesive thread and nut thread and socket thread a needle thread a path thread around thread available thread bearing thread block thread bound thread breakage thread Bush thread chain thread clearance thread coating thread coding thread collar thread color thread compound thread-connected thread connection thread construction thread copper

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

secant (of angle), written sec θ—