将“downward"翻译成中文

Several days later, a rash develops, starting on the face and upper neck and gradually spreading downwards.

若干天后,脸部及上颈部开始出现皮疹,并逐步向下蔓延。

It is surprising that America’s stock market hasn’t crashed yet, since all other indicators are pointing downward.

既然其他所有的指标都显示出向下的趋势,美国的股票市场还没有崩溃是很令人惊讶的。

The coming generation will be one of massive downward mobility for many Americans.

美国的下一代将会是替大部分美国人承受“整体下流”的一代。