Froude number
[化] 弗劳德数
🧩 词语组成解析
弗鲁德(姓氏)
🗣️ 情景例句
It is too expensive. How about half the price?
太贵了，半价怎么样？
How much is the postage for this?
这个邮费要多少钱？
How long have you been learning English?
你学英语有多久了？