OFCn.开放金融连接标准ofprep.关于；... 的（表所属）；出身于；由于of the deepest dyeadj.坏到极点的(最凶的)of no consewquenceadj.不重大的(无关要紧的)of their free willadj.出于自愿of great authority权力很大Of noble lineage.门第高贵的高贵血统的oflaxacin ear drops氧氟沙星滴耳剂of demarcation line[医] 分界线of the opinion that认为 ...相信 ...主张of kidney cirrhosis[医] 肾硬变, (颗)粒肾of prime importance最重要

1. Even the odds and ends may be of use to him.
   即使是零星杂物也会对他有用的。
2. This book is a storehouse of useful information.
   这本书里汇集了大量有用的资料。
3. An exchange of opinions is helpful.
   相互交换意见是有益的。
4. The types of fat found in nuts are the good fats.
   干果中含有的脂类是有益的脂肪。