Fluid resistance
[化] 流体阻力
🧩 词语组成解析
🗣️ 情景例句
When will you be able to deliver?
您什么时候可以交货？
I'm sorry. Has it been bothering you?
对不起，打扰你了？
The search proved difficult, for the puma was often observed at one place in the morning and at another place twenty miles away in the evening.
事实上搜寻工作很困难，因为常常是早晨在甲地发现那只美洲狮，晚上却在20英里外的乙地发现它的踪迹。