to fold in two的意思|示意

Method: Two-fold dilution assay was used to evaluate in vitro antibacterial effect of asiaticoside on pathogenic bacteria isolated from clinic, and standard bacteria strains.

方法：采用平皿内二倍稀释法测定积雪草甙对标准菌株及临床分离致病菌株的体外抗菌活性；

The most versatile shape is a simple right triangle, made by bringing two opposite corners together to fold the square in half.

最多才多艺形状是一个简单的直角三角形，使提出的两种截然相反的角落折叠在一起的平方的一半。

Hospitalization rates in high-risk persons increase two- to five fold during major epidemics.

在感冒大流行期间，高危住院病人住院率可能增加二到五成。

An ongoing trial in Uganda shows that coverage rates have increased by from two-fold to four-fold.

目前在乌干达进行的一项试验表明，覆盖率已由两倍增至四倍。

You have to fold the letter in two to fit it into an envelope.

你得把信对折起来才能放进信封里去。

Sure, it's easy to say that in hindsight, but the true value in this solution is two-fold.

当然，事后再来这样说是很简单的，但是这样来处理问题有两方面的意义。