Rff
abbr. remote fiber fluorimetry 远距离光纤荧光测定法
🗣️ 情景例句
the first settlers in America.
他们是第一批来美国定居的移民。
The milk is spilled.
木已成舟。
Last summer I spent days in the garden watching thousands of ants crawling up the trunk of my prize peach tree.
去年夏天，我花了好几天时间站在花园里观察成千只蚂蚁爬上我那棵心爱的桃树的树干。