This food additive is often used as an anti-fermentation agent to prevent bottled wine from turning into vinegar.

这是一种常作为防发酵成分添加在食品当中的药剂，有了它，瓶装红酒就不会发酵成瓶装醋了。

youdao

This is a precursor to heparin, an important anti-clotting agent that has, at present, to be extracted from blood, rather than being synthesised.

这是肝磷脂的初期形态，一种重要的抗凝固剂，目前要获得该物质就不得不从血液中提取，而不是人工合成。

youdao

It is used in silicone caulk, adhesives, and as an anti-foaming agent [6].

它一般应用于防漏硅树脂，粘合剂，和防沫剂中[6]。

youdao

The method used to attach the polyethylenimines to materials is also well known the bonding agent benzophenone has already been used to attach the anti-microbial agent to glass, polymer, paper, and metal.

FORBES: New Antibacterial Clothing: Secret Ingredient Revealed

The most impressive experimental drug Schering is developing is an anti-clot agent to prevent heart attacks.

FORBES: Magazine Article

But early tests showed that the drug was too toxic to be used as an anti-cholesterol agent.

FORBES: Magazine Article