I can only afford to watch television for an hour gonight because I have homework to do.
因为我要做家庭作业,所以今晚我只能花一小时看电视。
The serious investor needs a proper 'portfolio' --a well-planned selection of investments, with a definite structure and a clear aim.
认真的投资者需要一份正规的投资组合表一种计划很周密的投资选择,包括你的投资结构和明确的目标。