Sector velocity
[化] 扇形速度
🧩 词语组成解析
🗣️ 情景例句
Of Course. Easy. No sweat.
当然 小事情。绝无问题。
Gold will not buy everything.
黄金不能购买一切。
They had a definite meaning, for they were as near as early man could get to writing.
它们有着一定的含义，因为它们已接近古代人的文字形式。