传记: biography...
手掌: palm...
保管: to hold in safekeeping, to have in one's care, to guarantee, certainly, surely, custodian, curator...
交流: to exchange, exchange, communication, interaction, to have social contact (with sb)...
复合: complex, compound, composite, hybrid, to compound, to combine...
工作量: workload, volume of work...
不用说: needless to say, it goes without saying...
压力: pressure...
方法: method, way, means...
股票: share certificate, stock (finance)...
