Direction cosine
[电] 方向余弦
🧩 词语组成解析
cosine
['kəusain]
n. 余弦;
🗣️ 情景例句
Ah! That's what's got you thinking, isn't it?
噢， 就是那通电话使你开始思量起来的，是吗？
I'm not tall enough.
我还不够高。
That's a problem we Chinese must pay special attention to.
这是我们中国人必须特别注意的问题。