To make use of the MMPs, Dr. Tsien attaches his fluorescent dye, along with some positive charges, to one side of a small hairpin-shaped protein molecule.

为了利用这种基质金属蛋白酶，钱博士将他的荧光染料和一些正电荷一同连接在一个小的发夹形状的蛋白质分子的一端。

youdao

I know my skills could be used to help those in need and that even one small act of kindness could make a difference.

我知道我的技能可以用来帮助那些需要帮助的人，即使是一个小小的善意行为也能带来改变。

youdao

The proposed deal is a first step towards a global library, but an extremely small one, whose main effect is to make some out-of-print books more available.

拟定的协议是迈向全球图书馆的第一步，但也是极小的一步，主要效果就是让一些绝版书籍更容易获得。

youdao

Once at Castel Gandolfo, where he will spend the next few weeks before moving to a small monastery within the Vatican grounds, Benedict will make one last public appearance on the balcony.

CNN: February 28, 2013 -- Updated 1105 GMT (1905 HKT)

Best deployed when moderately bearish and one is looking to make a return on the small decline in the price of an index or stock.

FORBES: Optional Opportunity

It perfectly blends innovation with execution and reminds us that small actions (like selling a one dollar cupcake) can add up to make a difference.

FORBES: Why She's the First Is The New Model of Social Entrepreneurship