Circular measure
弧度，弧度法
🧩 词语组成解析
🗣️ 情景例句
About the quality of 500 cartons of tin food we ordered last time.
是关于我们上次定购的500箱罐头食品的质量问题。
Morning, How are you?
早，你好吗？
It's nothing serious. I think you've been very fortunate. Have you ever used the hot-cloth-and-frozen-peas treatment?
不要紧。我认为你非常幸运了。你用过热布---冻豌豆疗法吗？