投资和社会项目的英文：
investment and social projects
n. 投资（额）；投入；可投资的东西
invest material
覆盖材料
profits and losses on disposal of investments
转让投资的损益
He bought it purely as an investment.
他纯粹是作为投资而购买的。
adj. 社会的；群居的；合群的；社交的
n. 联谊会；社会聚会
A social debut.
首次进入社交界，首次演出
Slavery was once socially sanctioned.
奴隶制曾经为社会所认可。
social service facility
社会服务场所
n. 工程；方案，计划
v. 计划；投射；放映；伸出；表达
trend projection
趋势预测
It was a staggering project.
这是个令人吃惊的计划。
These projections are based on the projected growth rate of the industry
这些设想是根据工业计划增长率而做出的。