Rff
abbr. remote fiber fluorimetry 远距离光纤荧光测定法
🗣️ 情景例句
Good-bye, Mr. Carlson. Thanks.
再见， Carlson先生。谢谢。
I meet the boy whose aunt is an accountant.
我遇到那个男孩的姑妈是会计。
He told me that the firm could not afford to pay such large salaries.
他还告诉我，公司支付不起这么庞大的工资开支，