Ultrafine
a. 極其細小的, 非常細微的
??? 情景例句
I've always tried not to interfere in your affairs.
我總是盡量不干涉你的事情。
If it doesn't rain tomorrow,I think I'll go shopping.
如果明天不下雨，我將去購物。
He entered the cell and presented the letter to the aristocrat.
獄卒走進牢房，將信交給貴族。