下降了...

China has the highest rate of illiterate person, although it has decrease by 60% in past few years.

在过去的几年中，中国的文盲率下降了约60%，但仍是发展中国家中较高的。

In plain terms, it's truly incredible that the Dollar hasn't fallen further already.

在平原上，它是真正不可思议的是，美元没有进一步下降了。

Inbound shipments of most tropical species fell at least 50%.

进口的大部分热带木种至少下降了50%。

But in those nuclear families with higher levels of inbreeding, offspring had an estimated 5.4 percent reduction in fitness.

但是在那些存在高度近亲繁殖的核心家庭中，后代健康的几率估计下降了5.4%。

Recently, the amount of indent falls and we need a propaganda again.

近来订货量下降了；我们需要再搞一次广告宣传活动。

Between its peak in July and a trough in December 2008, The Economist's index of food prices fell by 40%.

在7月的高峰值和2008年12月的低谷值之间，经济学人的粮食价格指数下降了40%。

The Economist's index of non-oil commodity prices has fallen by 40% since July.

自七月份《经济学家》的非原油大宗商品价格指数下降了40％。

Study on effects of differentiation inducer on adhesion, movement and invasion of chordoma cell line in vitro

结果： 分化诱导剂HMBA诱导的CM319细胞在30 min和90 min粘附实验中的粘附率，分别下降了27%和31%。

MAN wants to expand in China and other emerging markets after industrywide European heavy-truck sales slumped 45 percent in the first five months amid the economic slowdown.

MAN希望扩大在中国和其他新兴市场国家业务，而今年前五个月由于经济下滑，欧洲重型卡车销量下降了45%。

Through years of efforts, infant mortality in the country has fallen by 90%.

经过多年的努力，这个国家的婴儿死亡率下降了90％。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。