Arc secant
反正割
🧩 词语组成解析
arc
[ɑ:k]
n. 综合症状;弧（度）;天穹;电弧，弧光。;
vi. 形成拱状物;循弧线行进;
abbr. American Red Cross. 美国红十字会;
a. 正割的\\nn. 割线, 正割
🗣️ 情景例句
I love walking in the rain.
我喜欢在雨中散步。
I hope I'm not in the way.
我希望没有造成妨碍。
At the far end of the lake, they came to huge piles of rubble which had been washed up by the water.
在湖的尽头，他们见到一大堆一大堆由湖水冲刷上岸的碎石。